Finding the Fourth Proportional to 16,105.29, 22,225.25 and 9,031.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,105.29 : 22,225.25 = 9,031.86 : x
2. Step 2: Convert to fraction form
   16,105.29/22,225.25 = 9,031.86/x
3. Step 3: Cross multiply
   16,105.29x = 22,225.25 × 9,031.86
4. Step 4: Simplify right side
   16,105.29x = 200,735,369.04
5. Step 5: Solve for x
   x = 200,735,369.04/16,105.29
6. Step 6: Final answer
   x = 12,463.94