| ( | 539 | + | 423 | ) | ( | 1 | + | 7 25 | + | x | ) | + | 352 | = | 2607407407 1000000 |
| Left side of the equation = | 539 | ( | 1 | + | 7 25 | + | x | ) | + | 423 | ( | 1 | + | 7 25 | + | x | ) | + | 352 |
| = | 539 | × | 1 | + | 539 | × | 7 25 | + | 539 | x | + | 423 | ( | 1 | + | 7 25 | + | x | ) | + | 352 |
| = | 539 | + | 3773 25 | + | 539 | x | + | 423 | ( | 1 | + | 7 25 | + | x | ) | + | 352 |
| = | 26048 25 | + | 539 | x | + | 423 | ( | 1 | + | 7 25 | + | x | ) |
| = | 26048 25 | + | 539 | x | + | 423 | × | 1 | + | 423 | × | 7 25 | + | 423 | x |
| = | 26048 25 | + | 539 | x | + | 423 | + | 2961 25 | + | 423 | x |
| = | 39584 25 | + | 962 | x |
39584 25 | + | 962 | x | = | 2607407407 1000000 |
| 962 | x | = | 2607407407 1000000 | − | 39584 25 |