| ( | 9882271 100 | − | X | ) | × | 26 25 | + | X | = | 10239731 100 |
| 方程左边 = | 9882271 100 | × | 26 25 | − | X | × | 26 25 | + | X |
| = | 128469523 1250 | − | X | × | 26 25 | + | X |
| = | 128469523 1250 | − | 1 25 | X |
128469523 1250 | − | 1 25 | X | = | 10239731 100 |
| - | 1 25 | X | = | 10239731 100 | − | 128469523 1250 |
| - | 1 25 | X | = | - | 945771 2500 |
945771 2500 | = | 1 25 | X |
1 25 | X | = | 945771 2500 |
| X | = | 945771 2500 | ÷ | 1 25 |
| = | 945771 2500 | × | 25 |
| = | 945771 100 | × | 1 |
| X | = | 945771 100 |
| X | = | 9457.71 |