| ( | X | − | X | ÷ | 113 100 | × | 13 100 | + | 211 12500 | ) | ÷ | 717 100 | = | 9742291 125000000 |
| Left side of the equation = | X | × | 100 717 | − | X | ÷ | 113 100 | × | 13 100 | × | 100 717 | + | 211 12500 | × | 100 717 |
| = | X | × | 100 717 | − | X | × | 1300 81021 | + | 211 89625 |
| = | 10000 81021 | X | + | 211 89625 |
10000 81021 | X | + | 211 89625 | = | 9742291 125000000 |
10000 81021 | X | = | 9742291 125000000 | − | 211 89625 |