Finding the Fourth Proportional to 17,107.57, 23,607.10 and 9,553.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,107.57 : 23,607.10 = 9,553.31 : x
2. Step 2: Convert to fraction form
   17,107.57/23,607.10 = 9,553.31/x
3. Step 3: Cross multiply
   17,107.57x = 23,607.10 × 9,553.31
4. Step 4: Simplify right side
   17,107.57x = 225,525,944.50
5. Step 5: Solve for x
   x = 225,525,944.50/17,107.57
6. Step 6: Final answer
   x = 13,182.82