Alright, let's work through 5405 times 448 step by step
5405 × 448 = 448 × (5405)
+ 448 × 5 resulting in 2240
+ 448 × 00 yielding 0
+ 448 × 400 that equals 179200
+ 448 × 5000 giving us 2240000

= 2421440
