| x | + | x | × | 9 50 | + | ( | x | + | x | × | 9 50 | ) | × | 17 500 | = | 300000 |
| Left side of the equation = | 59 50 | x | + | ( | x | + | x | × | 9 50 | ) | × | 17 500 |
59 50 | x | + | ( | x | + | x | × | 9 50 | ) | × | 17 500 | = | 300000 |
| Left side of the equation = | 59 50 | x | + | x | × | 17 500 | + | x | × | 9 50 | × | 17 500 |
| = | 59 50 | x | + | x | × | 17 500 | + | x | × | 153 25000 |
| = | 30503 25000 | x |
30503 25000 | x | = | 300000 |
| x | = | 300000 | ÷ | 30503 25000 |
| = | 300000 | × | 25000 30503 |
| x | = | 7500000000 30503 |
| x | = | 245877.454677 |