Alright, let's work through 7863 times 6311 step by step
7863 × 6311 = 6311 × (7863)
+ 6311 × 3 yielding 18933
+ 6311 × 60 which equals 378660
+ 6311 × 800 producing 5048800
+ 6311 × 7000 resulting in 44177000

= 49623393
