Alright, let's work through 5452 times 3921 step by step
5452 × 3921 = 3921 × (5452)
+ 3921 × 2 yielding 7842
+ 3921 × 50 giving us 196050
+ 3921 × 400 which equals 1568400
+ 3921 × 5000 yielding 19605000

= 21377292
