59 400 | ÷ | x | = | 1289 10000 | ÷ | 86289 100000 |
| 方程两边同时乘以: | x |
59 400 | = | 1289 10000 | ÷ | 86289 100000 | × | x |
| - | 1289 10000 | ÷ | 86289 100000 | × | x | = | - | 59 400 |
| - | 12890 86289 | x | = | - | 59 400 |
59 400 | = | 12890 86289 | x |
12890 86289 | x | = | 59 400 |
| x | = | 59 400 | ÷ | 12890 86289 |
| = | 59 400 | × | 86289 12890 |
| x | = | 5091051 5156000 |
| x | = | 0.987403 |