Alright, let's work through 3145 times 1151 step by step
3145 × 1151 = 1151 × (3145)
+ 1151 × 5 yielding 5755
+ 1151 × 40 what gives us 46040
+ 1151 × 100 giving us 115100
+ 1151 × 3000 that results in 3453000

= 3619895
