| ( | X | − | 5000 | − | 2325 2 | ) | × | 3 100 | = | X | − | 2325 2 | − | 320057 50 |
| 方程左边 = | X | × | 3 100 | − | 5000 | × | 3 100 | − | 2325 2 | × | 3 100 |
| = | X | × | 3 100 | − | 150 | − | 279 8 |
| = | 3 100 | X | − | 1479 8 |
3 100 | X | − | 1479 8 | = | X | − | 2325 2 | − | 320057 50 |
| 方程右边 = | X | − | 189091 25 |
3 100 | X | − | 1479 8 | = | X | − | 189091 25 |
3 100 | X | − | X | = | - | 189091 25 | + | 1479 8 |
| - | 97 100 | X | = | - | 189091 25 | + | 1479 8 |
| - | 97 100 | X | = | - | 1475753 200 |
1475753 200 | = | 97 100 | X |
97 100 | X | = | 1475753 200 |
| X | = | 1475753 200 | ÷ | 97 100 |
| = | 1475753 200 | × | 100 97 |
| = | 1475753 2 | × | 1 97 |
| X | = | 1475753 194 |
| X | = | 7606.974227 |