Finding the Fourth Proportional to 23,270.91, 32,113.17 and 13,200.27

Step by Step Solution

1. Step 1: Write the proportion equation
   23,270.91 : 32,113.17 = 13,200.27 : x
2. Step 2: Convert to fraction form
   23,270.91/32,113.17 = 13,200.27/x
3. Step 3: Cross multiply
   23,270.91x = 32,113.17 × 13,200.27
4. Step 4: Simplify right side
   23,270.91x = 423,902,514.56
5. Step 5: Solve for x
   x = 423,902,514.56/23,270.91
6. Step 6: Final answer
   x = 18,215.98