Finding the Third Proportional to 54,715.50 and 82,464.75

Step by Step Solution

1. Step 1: Write the proportion equation
   54,715.50 : 82,464.75 = 82,464.75 : x
2. Step 2: Convert to fraction form
   54,715.50/82,464.75 = 82,464.75/x
3. Step 3: Cross multiply
   54,715.50x = 82,464.75 × 82,464.75
4. Step 4: Simplify right side
   54,715.50x = 6,800,434,992.56
5. Step 5: Solve for x
   x = 6,800,434,992.56/54,715.50
6. Step 6: Final answer
   x = 124,287.18