Finding the Third Proportional to 71,455.50 and 152,399.81

Step by Step Solution

1. Step 1: Write the proportion equation
   71,455.50 : 152,399.81 = 152,399.81 : x
2. Step 2: Convert to fraction form
   71,455.50/152,399.81 = 152,399.81/x
3. Step 3: Cross multiply
   71,455.50x = 152,399.81 × 152,399.81
4. Step 4: Simplify right side
   71,455.50x = 23,225,702,850.04
5. Step 5: Solve for x
   x = 23,225,702,850.04/71,455.50
6. Step 6: Final answer
   x = 325,037.30