Finding the Fourth Proportional to 23,223.48, 32,048.28 and 12,613.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,223.48 : 32,048.28 = 12,613.20 : x
2. Step 2: Convert to fraction form
   23,223.48/32,048.28 = 12,613.20/x
3. Step 3: Cross multiply
   23,223.48x = 32,048.28 × 12,613.20
4. Step 4: Simplify right side
   23,223.48x = 404,231,365.30
5. Step 5: Solve for x
   x = 404,231,365.30/23,223.48
6. Step 6: Final answer
   x = 17,406.15