Finding the Fourth Proportional to 17,857.34, 24,641.47 and 9,898.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,857.34 : 24,641.47 = 9,898.89 : x
2. Step 2: Convert to fraction form
   17,857.34/24,641.47 = 9,898.89/x
3. Step 3: Cross multiply
   17,857.34x = 24,641.47 × 9,898.89
4. Step 4: Simplify right side
   17,857.34x = 243,923,200.97
5. Step 5: Solve for x
   x = 243,923,200.97/17,857.34
6. Step 6: Final answer
   x = 13,659.55