Finding the Third Proportional to 15,220.69 and 32,542.31

Step by Step Solution

1. Step 1: Write the proportion equation
   15,220.69 : 32,542.31 = 32,542.31 : x
2. Step 2: Convert to fraction form
   15,220.69/32,542.31 = 32,542.31/x
3. Step 3: Cross multiply
   15,220.69x = 32,542.31 × 32,542.31
4. Step 4: Simplify right side
   15,220.69x = 1,059,002,102.85
5. Step 5: Solve for x
   x = 1,059,002,102.85/15,220.69
6. Step 6: Final answer
   x = 69,576.50