Finding the Fourth Proportional to 23,658.90, 32,649.27 and 13,048.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,658.90 : 32,649.27 = 13,048.55 : x
2. Step 2: Convert to fraction form
   23,658.90/32,649.27 = 13,048.55/x
3. Step 3: Cross multiply
   23,658.90x = 32,649.27 × 13,048.55
4. Step 4: Simplify right side
   23,658.90x = 426,025,632.06
5. Step 5: Solve for x
   x = 426,025,632.06/23,658.90
6. Step 6: Final answer
   x = 18,006.99