Finding the Fourth Proportional to 23,223.57, 32,048.55 and 12,613.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,223.57 : 32,048.55 = 12,613.20 : x
2. Step 2: Convert to fraction form
   23,223.57/32,048.55 = 12,613.20/x
3. Step 3: Cross multiply
   23,223.57x = 32,048.55 × 12,613.20
4. Step 4: Simplify right side
   23,223.57x = 404,234,770.86
5. Step 5: Solve for x
   x = 404,234,770.86/23,223.57
6. Step 6: Final answer
   x = 17,406.23