Alright, let's work through 4212 times 3980 step by step
4212 × 3980 = 3980 × (4212)
+ 3980 × 2 producing 7960
+ 3980 × 10 resulting in 39800
+ 3980 × 200 yielding 796000
+ 3980 × 4000 what gives us 15920000

= 16763760
