Alright, let's work through 4182 times 990 step by step
4182 × 990 = 990 × (4182)
+ 990 × 2 resulting in 1980
+ 990 × 80 what gives us 79200
+ 990 × 100 which equals 99000
+ 990 × 4000 resulting in 3960000

= 4140180
