Alright, let's work through 1851 times 7988 step by step
1851 × 7988 = 7988 × (1851)
+ 7988 × 1 resulting in 7988
+ 7988 × 50 resulting in 399400
+ 7988 × 800 which equals 6390400
+ 7988 × 1000 which equals 7988000

= 14785788
