Alright, let's work through 1154 times 4031 step by step
1154 × 4031 = 4031 × (1154)
+ 4031 × 4 giving us 16124
+ 4031 × 50 what gives us 201550
+ 4031 × 100 producing 403100
+ 4031 × 1000 giving us 4031000

= 4651774
