Finding the Third Proportional to 342,517.50 and 736,065

Step by Step Solution

1. Step 1: Write the proportion equation
   342,517.50 : 736,065 = 736,065 : x
2. Step 2: Convert to fraction form
   342,517.50/736,065 = 736,065/x
3. Step 3: Cross multiply
   342,517.50x = 736,065 × 736,065
4. Step 4: Simplify right side
   342,517.50x = 541,791,684,225
5. Step 5: Solve for x
   x = 541,791,684,225/342,517.50
6. Step 6: Final answer
   x = 1,581,792.71