Alright, let's work through 98487178 times 55623824 step by step
98487178 × 55623824 = 55623824 × (98487178)
+ 55623824 × 8 what gives us 444990592
+ 55623824 × 70 giving us 3893667680
+ 55623824 × 100 that results in 5562382400
+ 55623824 × 7000 producing 389366768000
+ 55623824 × 80000 what gives us 4449905920000
+ 55623824 × 400000 which equals 22249529600000
+ 55623824 × 8000000 producing 444990592000000
+ 55623824 × 90000000 producing 5006144160000000

= 5478233455328672
