Alright, let's work through 1200 times 9087 step by step
1200 × 9087 = 9087 × (1200)
+ 9087 × 0 that results in 0
+ 9087 × 00 giving us 0
+ 9087 × 200 giving us 1817400
+ 9087 × 1000 what gives us 9087000

= 10904400
