| ( | 248 | × | 6988 | + | 117 | x | ) | ÷ | 365 | = | 100000 |
| Left side of the equation = | 248 | × | 6988 | × | 1 365 | + | 117 | x | × | 1 365 |
| = | 1733024 365 | + | 117 365 | x |
1733024 365 | + | 117 365 | x | = | 100000 |
117 365 | x | = | 100000 | − | 1733024 365 |
117 365 | x | = | 34766976 365 |
| x | = | 34766976 365 | ÷ | 117 365 |
| = | 34766976 365 | × | 365 117 |
| = | 11588992 | × | 1 39 |
| x | = | 11588992 39 |
| x | = | 297153.641026 |