Alright, let's work through 74197743 times 78371319 step by step
74197743 × 78371319 = 78371319 × (74197743)
+ 78371319 × 3 what gives us 235113957
+ 78371319 × 40 producing 3134852760
+ 78371319 × 700 which equals 54859923300
+ 78371319 × 7000 giving us 548599233000
+ 78371319 × 90000 producing 7053418710000
+ 78371319 × 100000 which equals 7837131900000
+ 78371319 × 4000000 resulting in 313485276000000
+ 78371319 × 70000000 yielding 5485992330000000

= 5814974985733017
