Alright, let's work through 7995 times 1782 step by step
7995 × 1782 = 1782 × (7995)
+ 1782 × 5 yielding 8910
+ 1782 × 90 what gives us 160380
+ 1782 × 900 giving us 1603800
+ 1782 × 7000 that results in 12474000

= 14247090
