Alright, let's work through 3912 times 1662 step by step
3912 × 1662 = 1662 × (3912)
+ 1662 × 2 that results in 3324
+ 1662 × 10 yielding 16620
+ 1662 × 900 yielding 1495800
+ 1662 × 3000 what gives us 4986000

= 6501744
