Alright, let's work through 9458 times 9621 step by step
9458 × 9621 = 9621 × (9458)
+ 9621 × 8 that results in 76968
+ 9621 × 50 producing 481050
+ 9621 × 400 resulting in 3848400
+ 9621 × 9000 producing 86589000

= 90995418
