Finding the Third Proportional to 71,108.50 and 152,337.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,108.50 : 152,337.50 = 152,337.50 : x
2. Step 2: Convert to fraction form
   71,108.50/152,337.50 = 152,337.50/x
3. Step 3: Cross multiply
   71,108.50x = 152,337.50 × 152,337.50
4. Step 4: Simplify right side
   71,108.50x = 23,206,713,906.25
5. Step 5: Solve for x
   x = 23,206,713,906.25/71,108.50
6. Step 6: Final answer
   x = 326,356.40