Alright, let's work through 1129 times 7255 step by step
1129 × 7255 = 7255 × (1129)
+ 7255 × 9 giving us 65295
+ 7255 × 20 resulting in 145100
+ 7255 × 100 yielding 725500
+ 7255 × 1000 producing 7255000

= 8190895
