Alright, let's work through 4232 times 1990 step by step
4232 × 1990 = 1990 × (4232)
+ 1990 × 2 that results in 3980
+ 1990 × 30 which equals 59700
+ 1990 × 200 yielding 398000
+ 1990 × 4000 that equals 7960000

= 8421680
