Finding the Fourth Proportional to 17,160.77, 23,680.77 and 9,605.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,160.77 : 23,680.77 = 9,605.82 : x
2. Step 2: Convert to fraction form
   17,160.77/23,680.77 = 9,605.82/x
3. Step 3: Cross multiply
   17,160.77x = 23,680.77 × 9,605.82
4. Step 4: Simplify right side
   17,160.77x = 227,473,266.86
5. Step 5: Solve for x
   x = 227,473,266.86/17,160.77
6. Step 6: Final answer
   x = 13,255.42