Finding the Fourth Proportional to 17,872.85, 24,663.69 and 9,914.90

Step by Step Solution

1. Step 1: Write the proportion equation
   17,872.85 : 24,663.69 = 9,914.90 : x
2. Step 2: Convert to fraction form
   17,872.85/24,663.69 = 9,914.90/x
3. Step 3: Cross multiply
   17,872.85x = 24,663.69 × 9,914.90
4. Step 4: Simplify right side
   17,872.85x = 244,538,019.98
5. Step 5: Solve for x
   x = 244,538,019.98/17,872.85
6. Step 6: Final answer
   x = 13,682.09