Finding the Fourth Proportional to 17,470.82, 24,108.50 and 9,917.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,470.82 : 24,108.50 = 9,917.30 : x
2. Step 2: Convert to fraction form
   17,470.82/24,108.50 = 9,917.30/x
3. Step 3: Cross multiply
   17,470.82x = 24,108.50 × 9,917.30
4. Step 4: Simplify right side
   17,470.82x = 239,091,312.11
5. Step 5: Solve for x
   x = 239,091,312.11/17,470.82
6. Step 6: Final answer
   x = 13,685.18