Alright, let's work through 4945 times 7822 step by step
4945 × 7822 = 7822 × (4945)
+ 7822 × 5 that is equal 39110
+ 7822 × 40 which equals 312880
+ 7822 × 900 what gives us 7039800
+ 7822 × 4000 yielding 31288000

= 38679790
