Alright, let's work through 5421 times 3376 step by step
5421 × 3376 = 3376 × (5421)
+ 3376 × 1 that results in 3376
+ 3376 × 20 giving us 67520
+ 3376 × 400 giving us 1350400
+ 3376 × 5000 resulting in 16880000

= 18301296
