We're going to solve 5142 multiplied by 8472
5142 × 8472 = 8472 × (5142)
+ 8472 × 2 resulting in 16944
+ 8472 × 40 which equals 338880
+ 8472 × 100 giving us 847200
+ 8472 × 5000 that results in 42360000

= 43563024
