Finding the Fourth Proportional to 17,816.14, 24,584.27 and 9,857.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,816.14 : 24,584.27 = 9,857.69 : x
2. Step 2: Convert to fraction form
   17,816.14/24,584.27 = 9,857.69/x
3. Step 3: Cross multiply
   17,816.14x = 24,584.27 × 9,857.69
4. Step 4: Simplify right side
   17,816.14x = 242,344,112.54
5. Step 5: Solve for x
   x = 242,344,112.54/17,816.14
6. Step 6: Final answer
   x = 13,602.50