Finding the Fourth Proportional to 17,875.41, 24,666.89 and 9,917.37

Step by Step Solution

1. Step 1: Write the proportion equation
   17,875.41 : 24,666.89 = 9,917.37 : x
2. Step 2: Convert to fraction form
   17,875.41/24,666.89 = 9,917.37/x
3. Step 3: Cross multiply
   17,875.41x = 24,666.89 × 9,917.37
4. Step 4: Simplify right side
   17,875.41x = 244,630,625.29
5. Step 5: Solve for x
   x = 244,630,625.29/17,875.41
6. Step 6: Final answer
   x = 13,685.32