Alright, let's work through 1198 times 8597 step by step
1198 × 8597 = 8597 × (1198)
+ 8597 × 8 that is equal 68776
+ 8597 × 90 which equals 773730
+ 8597 × 100 producing 859700
+ 8597 × 1000 that is equal 8597000

= 10299206
