Alright, let's work through 4180 times 9859 step by step
4180 × 9859 = 9859 × (4180)
+ 9859 × 0 that results in 0
+ 9859 × 80 producing 788720
+ 9859 × 100 what gives us 985900
+ 9859 × 4000 that results in 39436000

= 41210620
