| ( | 1000 | x | − | ( | 1000 | ( | 351 100 | + | 21 25 | ) | ÷ | 100 | + | 1000 | x | ÷ | 53 50 | × | 42 625 | ) | ) | × | 3 4 | = | 1000 | × | 79 5000 |
| Left side of the equation = | 1000 | x | × | 3 4 | − | ( | 1000 | ( | 351 100 | + | 21 25 | ) | ÷ | 100 | + | 1000 | x | ÷ | 53 50 | × | 42 625 | ) | × | 3 4 |
| = | 750 | x | − | ( | 1000 | ( | 351 100 | + | 21 25 | ) | ÷ | 100 | + | 1000 | x | ÷ | 53 50 | × | 42 625 | ) | × | 3 4 |
| = | 750 | x | − | 1000 | ( | 351 100 | + | 21 25 | ) | ÷ | 100 | × | 3 4 | − | 1000 | x | ÷ | 53 50 | × | 42 625 | × | 3 4 |
| = | 750 | x | − | 15 2 | ( | 351 100 | + | 21 25 | ) | − | 2520 53 | x |
| = | 37230 53 | x | − | 15 2 | ( | 351 100 | + | 21 25 | ) |
| = | 37230 53 | x | − | 15 2 | × | 351 100 | − | 15 2 | × | 21 25 |
| = | 37230 53 | x | − | 1053 40 | − | 63 10 |
| = | 37230 53 | x | − | 261 8 |
37230 53 | x | − | 261 8 | = | 1000 | × | 79 5000 |
| Right side of the equation = | 79 5 |
37230 53 | x | − | 261 8 | = | 79 5 |
37230 53 | x | = | 79 5 | + | 261 8 |
37230 53 | x | = | 1937 40 |
| x | = | 1937 40 | ÷ | 37230 53 |
| = | 1937 40 | × | 53 37230 |
| x | = | 102661 1489200 |
| x | = | 0.068937 |