Finding the Third Proportional to 23,359.50 and 54,839.75

Step by Step Solution

1. Step 1: Write the proportion equation
   23,359.50 : 54,839.75 = 54,839.75 : x
2. Step 2: Convert to fraction form
   23,359.50/54,839.75 = 54,839.75/x
3. Step 3: Cross multiply
   23,359.50x = 54,839.75 × 54,839.75
4. Step 4: Simplify right side
   23,359.50x = 3,007,398,180.06
5. Step 5: Solve for x
   x = 3,007,398,180.06/23,359.50
6. Step 6: Final answer
   x = 128,744.12