Finding the Fourth Proportional to 17,285.99, 23,857.58 and 10,017

Step by Step Solution

1. Step 1: Write the proportion equation
   17,285.99 : 23,857.58 = 10,017 : x
2. Step 2: Convert to fraction form
   17,285.99/23,857.58 = 10,017/x
3. Step 3: Cross multiply
   17,285.99x = 23,857.58 × 10,017
4. Step 4: Simplify right side
   17,285.99x = 238,981,403.90
5. Step 5: Solve for x
   x = 238,981,403.90/17,285.99
6. Step 6: Final answer
   x = 13,825.15