| X | ÷ | 111 | − | 3 | ÷ | 447 10 | − | ( | 97 | − | X | ) | ÷ | 1000 | = | 143 500 |
| Left side of the equation = | X | × | 1 111 | − | 10 149 | − | ( | 97 | − | X | ) | × | 1 1000 |
1 111 | X | − | 10 149 | − | ( | 97 | − | X | ) | × | 1 1000 | = | 143 500 |
| Left side of the equation = | 1 111 | X | − | 10 149 | − | 97 | × | 1 1000 | + | X | × | 1 1000 |
| = | 1 111 | X | − | 10 149 | − | 97 1000 | + | X | × | 1 1000 |
| = | 1111 111000 | X | − | 24453 149000 |
1111 111000 | X | − | 24453 149000 | = | 143 500 |
1111 111000 | X | = | 143 500 | + | 24453 149000 |
1111 111000 | X | = | 67067 149000 |
| X | = | 67067 149000 | ÷ | 1111 111000 |
| = | 67067 149000 | × | 111000 1111 |
| = | 6097 149 | × | 111 101 |
| X | = | 676767 15049 |
| X | = | 44.970895 |