| x | − | ( | x | × | 3 25 | ÷ | 2 | ) | − | 5691 50 | − | ( | x | × | 1 1000 | ÷ | 2 | ) | − | ( | x | × | 1 100 | ) | = | 149181 5 |
| 方程左边 = | x | − | x | × | 3 25 | ÷ | 2 | − | 5691 50 | − | ( | x | × | 1 1000 | ÷ | 2 | ) | − | ( | x | × | 1 100 | ) |
| = | x | − | x | × | 3 50 | − | 5691 50 | − | ( | x | × | 1 1000 | ÷ | 2 | ) | − | ( | x | × | 1 100 | ) |
| = | 47 50 | x | − | 5691 50 | − | ( | x | × | 1 1000 | ÷ | 2 | ) | − | ( | x | × | 1 100 | ) |
| = | 47 50 | x | − | 5691 50 | − | x | × | 1 1000 | ÷ | 2 | − | ( | x | × | 1 100 | ) |
| = | 47 50 | x | − | 5691 50 | − | x | × | 1 2000 | − | ( | x | × | 1 100 | ) |
| = | 1879 2000 | x | − | 5691 50 | − | ( | x | × | 1 100 | ) |
| = | 1879 2000 | x | − | 5691 50 | − | x | × | 1 100 |
| = | 1859 2000 | x | − | 5691 50 |
1859 2000 | x | − | 5691 50 | = | 149181 5 |
1859 2000 | x | = | 149181 5 | + | 5691 50 |
1859 2000 | x | = | 1497501 50 |
| x | = | 1497501 50 | ÷ | 1859 2000 |
| = | 1497501 50 | × | 2000 1859 |
| = | 1497501 | × | 40 1859 |
| x | = | 59900040 1859 |
| x | = | 32221.646046 |