Alright, let's work through 78898961 times 17422270 step by step
78898961 × 17422270 = 17422270 × (78898961)
+ 17422270 × 1 giving us 17422270
+ 17422270 × 60 producing 1045336200
+ 17422270 × 900 producing 15680043000
+ 17422270 × 8000 that results in 139378160000
+ 17422270 × 90000 resulting in 1568004300000
+ 17422270 × 800000 which equals 13937816000000
+ 17422270 × 8000000 which equals 139378160000000
+ 17422270 × 70000000 that equals 1219558900000000

= 1374599001261470
