Finding the Fourth Proportional to 16,255.31, 22,423.91 and 9,536.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,255.31 : 22,423.91 = 9,536.42 : x
2. Step 2: Convert to fraction form
   16,255.31/22,423.91 = 9,536.42/x
3. Step 3: Cross multiply
   16,255.31x = 22,423.91 × 9,536.42
4. Step 4: Simplify right side
   16,255.31x = 213,843,832.18
5. Step 5: Solve for x
   x = 213,843,832.18/16,255.31
6. Step 6: Final answer
   x = 13,155.33