Finding the Fourth Proportional to 17,562.89, 24,249.48 and 10,857.71

Step by Step Solution

1. Step 1: Write the proportion equation
   17,562.89 : 24,249.48 = 10,857.71 : x
2. Step 2: Convert to fraction form
   17,562.89/24,249.48 = 10,857.71/x
3. Step 3: Cross multiply
   17,562.89x = 24,249.48 × 10,857.71
4. Step 4: Simplify right side
   17,562.89x = 263,293,841.40
5. Step 5: Solve for x
   x = 263,293,841.40/17,562.89
6. Step 6: Final answer
   x = 14,991.49