Alright, let's work through 3992 times 4176 step by step
3992 × 4176 = 4176 × (3992)
+ 4176 × 2 that results in 8352
+ 4176 × 90 resulting in 375840
+ 4176 × 900 that is equal 3758400
+ 4176 × 3000 that is equal 12528000

= 16670592
