Alright, let's work through 4657 times 3139 step by step
4657 × 3139 = 3139 × (4657)
+ 3139 × 7 yielding 21973
+ 3139 × 50 what gives us 156950
+ 3139 × 600 giving us 1883400
+ 3139 × 4000 producing 12556000

= 14618323
