Finding the Fourth Proportional to 17,113.48, 23,616.61 and 9,559.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,113.48 : 23,616.61 = 9,559.80 : x
2. Step 2: Convert to fraction form
   17,113.48/23,616.61 = 9,559.80/x
3. Step 3: Cross multiply
   17,113.48x = 23,616.61 × 9,559.80
4. Step 4: Simplify right side
   17,113.48x = 225,770,031.73
5. Step 5: Solve for x
   x = 225,770,031.73/17,113.48
6. Step 6: Final answer
   x = 13,192.53