Finding the Fourth Proportional to 16,454.72, 22,708.08 and 9,002.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,454.72 : 22,708.08 = 9,002.72 : x
2. Step 2: Convert to fraction form
   16,454.72/22,708.08 = 9,002.72/x
3. Step 3: Cross multiply
   16,454.72x = 22,708.08 × 9,002.72
4. Step 4: Simplify right side
   16,454.72x = 204,434,485.98
5. Step 5: Solve for x
   x = 204,434,485.98/16,454.72
6. Step 6: Final answer
   x = 12,424.06