Finding the Third Proportional to 71,470.50 and 152,430

Step by Step Solution

1. Step 1: Write the proportion equation
   71,470.50 : 152,430 = 152,430 : x
2. Step 2: Convert to fraction form
   71,470.50/152,430 = 152,430/x
3. Step 3: Cross multiply
   71,470.50x = 152,430 × 152,430
4. Step 4: Simplify right side
   71,470.50x = 23,234,904,900
5. Step 5: Solve for x
   x = 23,234,904,900/71,470.50
6. Step 6: Final answer
   x = 325,097.84