Alright, let's work through 4156 times 1277 step by step
4156 × 1277 = 1277 × (4156)
+ 1277 × 6 producing 7662
+ 1277 × 50 that results in 63850
+ 1277 × 100 resulting in 127700
+ 1277 × 4000 producing 5108000

= 5307212
