Finding the Fourth Proportional to 16,103.10, 22,221.28 and 9,029.36

Step by Step Solution

1. Step 1: Write the proportion equation
   16,103.10 : 22,221.28 = 9,029.36 : x
2. Step 2: Convert to fraction form
   16,103.10/22,221.28 = 9,029.36/x
3. Step 3: Cross multiply
   16,103.10x = 22,221.28 × 9,029.36
4. Step 4: Simplify right side
   16,103.10x = 200,643,936.78
5. Step 5: Solve for x
   x = 200,643,936.78/16,103.10
6. Step 6: Final answer
   x = 12,459.96