Finding the Third Proportional to 54,452.25 and 86,700.38

Step by Step Solution

1. Step 1: Write the proportion equation
   54,452.25 : 86,700.38 = 86,700.38 : x
2. Step 2: Convert to fraction form
   54,452.25/86,700.38 = 86,700.38/x
3. Step 3: Cross multiply
   54,452.25x = 86,700.38 × 86,700.38
4. Step 4: Simplify right side
   54,452.25x = 7,516,955,025.14
5. Step 5: Solve for x
   x = 7,516,955,025.14/54,452.25
6. Step 6: Final answer
   x = 138,046.73