Alright, let's work through 1594 times 1187 step by step
1594 × 1187 = 1187 × (1594)
+ 1187 × 4 that results in 4748
+ 1187 × 90 what gives us 106830
+ 1187 × 500 resulting in 593500
+ 1187 × 1000 what gives us 1187000

= 1892078
