Finding the Third Proportional to 71,242.50 and 152,019.75

Step by Step Solution

1. Step 1: Write the proportion equation
   71,242.50 : 152,019.75 = 152,019.75 : x
2. Step 2: Convert to fraction form
   71,242.50/152,019.75 = 152,019.75/x
3. Step 3: Cross multiply
   71,242.50x = 152,019.75 × 152,019.75
4. Step 4: Simplify right side
   71,242.50x = 23,110,004,390.06
5. Step 5: Solve for x
   x = 23,110,004,390.06/71,242.50
6. Step 6: Final answer
   x = 324,385.08