Alright, let's work through 5421 times 7814 step by step
5421 × 7814 = 7814 × (5421)
+ 7814 × 1 that results in 7814
+ 7814 × 20 producing 156280
+ 7814 × 400 producing 3125600
+ 7814 × 5000 which equals 39070000

= 42359694
