Finding the Third Proportional to 71,320.50 and 108,884.25

Step by Step Solution

1. Step 1: Write the proportion equation
   71,320.50 : 108,884.25 = 108,884.25 : x
2. Step 2: Convert to fraction form
   71,320.50/108,884.25 = 108,884.25/x
3. Step 3: Cross multiply
   71,320.50x = 108,884.25 × 108,884.25
4. Step 4: Simplify right side
   71,320.50x = 11,855,779,898.06
5. Step 5: Solve for x
   x = 11,855,779,898.06/71,320.50
6. Step 6: Final answer
   x = 166,232.43