Finding the Fourth Proportional to 17,058.16, 23,539.98 and 9,505

Step by Step Solution

1. Step 1: Write the proportion equation
   17,058.16 : 23,539.98 = 9,505 : x
2. Step 2: Convert to fraction form
   17,058.16/23,539.98 = 9,505/x
3. Step 3: Cross multiply
   17,058.16x = 23,539.98 × 9,505
4. Step 4: Simplify right side
   17,058.16x = 223,747,509.90
5. Step 5: Solve for x
   x = 223,747,509.90/17,058.16
6. Step 6: Final answer
   x = 13,116.74