Finding the Fourth Proportional to 16,333.55, 22,540.28 and 9,259.97

Step by Step Solution

1. Step 1: Write the proportion equation
   16,333.55 : 22,540.28 = 9,259.97 : x
2. Step 2: Convert to fraction form
   16,333.55/22,540.28 = 9,259.97/x
3. Step 3: Cross multiply
   16,333.55x = 22,540.28 × 9,259.97
4. Step 4: Simplify right side
   16,333.55x = 208,722,284.38
5. Step 5: Solve for x
   x = 208,722,284.38/16,333.55
6. Step 6: Final answer
   x = 12,778.75