Finding the Third Proportional to 54,425.50 and 84,065.38

Step by Step Solution

1. Step 1: Write the proportion equation
   54,425.50 : 84,065.38 = 84,065.38 : x
2. Step 2: Convert to fraction form
   54,425.50/84,065.38 = 84,065.38/x
3. Step 3: Cross multiply
   54,425.50x = 84,065.38 × 84,065.38
4. Step 4: Simplify right side
   54,425.50x = 7,066,987,273.89
5. Step 5: Solve for x
   x = 7,066,987,273.89/54,425.50
6. Step 6: Final answer
   x = 129,846.99