Alright, let's work through 1255 times 5470 step by step
1255 × 5470 = 5470 × (1255)
+ 5470 × 5 which equals 27350
+ 5470 × 50 resulting in 273500
+ 5470 × 200 yielding 1094000
+ 5470 × 1000 yielding 5470000

= 6864850
