Alright, let's work through 3131 times 5029 step by step
3131 × 5029 = 5029 × (3131)
+ 5029 × 1 that results in 5029
+ 5029 × 30 that is equal 150870
+ 5029 × 100 yielding 502900
+ 5029 × 3000 which equals 15087000

= 15745799
