Alright, let's work through 2421 times 3887 step by step
2421 × 3887 = 3887 × (2421)
+ 3887 × 1 yielding 3887
+ 3887 × 20 that equals 77740
+ 3887 × 400 that results in 1554800
+ 3887 × 2000 producing 7774000

= 9410427
