Finding the Fourth Proportional to 17,872.56, 24,663.06 and 9,914.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,872.56 : 24,663.06 = 9,914.31 : x
2. Step 2: Convert to fraction form
   17,872.56/24,663.06 = 9,914.31/x
3. Step 3: Cross multiply
   17,872.56x = 24,663.06 × 9,914.31
4. Step 4: Simplify right side
   17,872.56x = 244,517,222.39
5. Step 5: Solve for x
   x = 244,517,222.39/17,872.56
6. Step 6: Final answer
   x = 13,681.15