Finding the Fourth Proportional to 17,469.15, 24,109.55 and 9,917.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,469.15 : 24,109.55 = 9,917.83 : x
2. Step 2: Convert to fraction form
   17,469.15/24,109.55 = 9,917.83/x
3. Step 3: Cross multiply
   17,469.15x = 24,109.55 × 9,917.83
4. Step 4: Simplify right side
   17,469.15x = 239,114,418.28
5. Step 5: Solve for x
   x = 239,114,418.28/17,469.15
6. Step 6: Final answer
   x = 13,687.81