Finding the Fourth Proportional to 16,105.32, 22,225.14 and 9,031.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,105.32 : 22,225.14 = 9,031.68 : x
2. Step 2: Convert to fraction form
   16,105.32/22,225.14 = 9,031.68/x
3. Step 3: Cross multiply
   16,105.32x = 22,225.14 × 9,031.68
4. Step 4: Simplify right side
   16,105.32x = 200,730,352.44
5. Step 5: Solve for x
   x = 200,730,352.44/16,105.32
6. Step 6: Final answer
   x = 12,463.61