Alright, let's work through 4120 times 3926 step by step
4120 × 3926 = 3926 × (4120)
+ 3926 × 0 that results in 0
+ 3926 × 20 which equals 78520
+ 3926 × 100 that results in 392600
+ 3926 × 4000 that equals 15704000

= 16175120
