Finding the Third Proportional to 53,224.59 and 82,399.78

Step by Step Solution

1. Step 1: Write the proportion equation
   53,224.59 : 82,399.78 = 82,399.78 : x
2. Step 2: Convert to fraction form
   53,224.59/82,399.78 = 82,399.78/x
3. Step 3: Cross multiply
   53,224.59x = 82,399.78 × 82,399.78
4. Step 4: Simplify right side
   53,224.59x = 6,789,723,950.05
5. Step 5: Solve for x
   x = 6,789,723,950.05/53,224.59
6. Step 6: Final answer
   x = 127,567.42