| 719 | × | 10000 | = | 92 5 | x | × | 2000 | ( | 6188 | − | x | ÷ | 2 | ) |
| Left side of the equation = | 7190000 |
| 7190000 | = | 92 5 | x | × | 2000 | ( | 6188 | − | x | ÷ | 2 | ) |
| Right side of the equation = | 36800 | x | ( | 6188 | − | x | ÷ | 2 | ) |
| 7190000 | = | 36800 | x | ( | 6188 | − | x | ÷ | 2 | ) |
| Right side of the equation = | 36800 | x | × | 6188 | − | 36800 | x | x | ÷ | 2 |
| = | 227718400 | x | − | 18400 | x | x |
| 7190000 | = | 227718400 | x | − | 18400 | x | x |