Finding the Third Proportional to 72,231.75 and 98,425.13

Step by Step Solution

1. Step 1: Write the proportion equation
   72,231.75 : 98,425.13 = 98,425.13 : x
2. Step 2: Convert to fraction form
   72,231.75/98,425.13 = 98,425.13/x
3. Step 3: Cross multiply
   72,231.75x = 98,425.13 × 98,425.13
4. Step 4: Simplify right side
   72,231.75x = 9,687,505,231.27
5. Step 5: Solve for x
   x = 9,687,505,231.27/72,231.75
6. Step 6: Final answer
   x = 134,116.99