| x | − | ( | x | × | 345531 25 | ) | × | 3 100 | = | 892221 100 |
| 方程左边 = | x | − | x | × | 345531 25 | × | 3 100 |
| = | x | − | x | × | 1036593 2500 |
| = | - | 1034093 2500 | x |
| - | 1034093 2500 | x | = | 892221 100 |
| - | 892221 100 | = | 1034093 2500 | x |
1034093 2500 | x | = | - | 892221 100 |
| x | = | - | 892221 100 | ÷ | 1034093 2500 |
| = | - | 892221 100 | × | 2500 1034093 |
| = | - | 892221 | × | 25 1034093 |
| x | = | - | 22305525 1034093 |
| x | = | - 21.570134 |