Finding the Fourth Proportional to 16,519.72, 22,791.62 and 9,441.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,519.72 : 22,791.62 = 9,441.10 : x
2. Step 2: Convert to fraction form
   16,519.72/22,791.62 = 9,441.10/x
3. Step 3: Cross multiply
   16,519.72x = 22,791.62 × 9,441.10
4. Step 4: Simplify right side
   16,519.72x = 215,177,963.58
5. Step 5: Solve for x
   x = 215,177,963.58/16,519.72
6. Step 6: Final answer
   x = 13,025.52