Finding the Third Proportional to 40,792 and 60,430

Step by Step Solution

1. Step 1: Write the proportion equation
   40,792 : 60,430 = 60,430 : x
2. Step 2: Convert to fraction form
   40,792/60,430 = 60,430/x
3. Step 3: Cross multiply
   40,792x = 60,430 × 60,430
4. Step 4: Simplify right side
   40,792x = 3,651,784,900
5. Step 5: Solve for x
   x = 3,651,784,900/40,792
6. Step 6: Final answer
   x = 89,522.09