Finding the Fourth Proportional to 16,103.60, 22,221.97 and 9,029.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,103.60 : 22,221.97 = 9,029.86 : x
2. Step 2: Convert to fraction form
   16,103.60/22,221.97 = 9,029.86/x
3. Step 3: Cross multiply
   16,103.60x = 22,221.97 × 9,029.86
4. Step 4: Simplify right side
   16,103.60x = 200,661,278.02
5. Step 5: Solve for x
   x = 200,661,278.02/16,103.60
6. Step 6: Final answer
   x = 12,460.65