Finding the Fourth Proportional to 17,665.13, 24,378.06 and 9,707.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,665.13 : 24,378.06 = 9,707.15 : x
2. Step 2: Convert to fraction form
   17,665.13/24,378.06 = 9,707.15/x
3. Step 3: Cross multiply
   17,665.13x = 24,378.06 × 9,707.15
4. Step 4: Simplify right side
   17,665.13x = 236,641,363.24
5. Step 5: Solve for x
   x = 236,641,363.24/17,665.13
6. Step 6: Final answer
   x = 13,395.96