| ( | ( | 426697 100 | − | X | − | 613993 100 | ) | ÷ | 613993 100 | ) | × | 1 2 | = | ( | ( | 172403 100 | + | X | ) | − | 3716 | ) | ÷ | 3716 |
| Left side of the equation = | ( | 426697 100 | − | X | − | 613993 100 | ) | ÷ | 613993 100 | × | 1 2 |
| = | ( | 426697 100 | − | X | − | 613993 100 | ) | × | 50 613993 |
| = | 426697 100 | × | 50 613993 | − | X | × | 50 613993 | − | 613993 100 | × | 50 613993 |
| = | 426697 1227986 | − | X | × | 50 613993 | − | 613993 1227986 |
| = | - | 93648 613993 | − | 50 613993 | X |
| - | 93648 613993 | − | 50 613993 | X | = | ( | ( | 172403 100 | + | X | ) | − | 3716 | ) | ÷ | 3716 |
| Right side of the equation = | ( | 172403 100 | + | X | ) | × | 1 3716 | − | 3716 | × | 1 3716 |
| = | ( | 172403 100 | + | X | ) | × | 1 3716 | − | 1 |
| = | 172403 100 | × | 1 3716 | + | X | × | 1 3716 | − | 1 |
| = | 172403 371600 | + | X | × | 1 3716 | − | 1 |
| = | - | 199197 371600 | + | 1 3716 | X |
| - | 93648 613993 | − | 50 613993 | X | = | - | 199197 371600 | + | 1 3716 | X |
| - | 50 613993 | X | − | 1 3716 | X | = | - | 199197 371600 | + | 93648 613993 |
| - | 799793 2281597988 | X | = | - | 199197 371600 | + | 93648 613993 |