| x | = | 393347 50 | + | 3989 20 | + | 9 200 | x |
| Right side of the equation = | 806639 100 | + | 9 200 | x |
| x | = | 806639 100 | + | 9 200 | x |
| x | − | 9 200 | x | = | 806639 100 |
191 200 | x | = | 806639 100 |
| x | = | 806639 100 | ÷ | 191 200 |
| = | 806639 100 | × | 200 191 |
| = | 806639 | × | 2 191 |
| x | = | 1613278 191 |
| x | = | 8446.481675 |