Finding the Fourth Proportional to 17,680.95, 24,399.71 and 9,723.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,680.95 : 24,399.71 = 9,723.17 : x
2. Step 2: Convert to fraction form
   17,680.95/24,399.71 = 9,723.17/x
3. Step 3: Cross multiply
   17,680.95x = 24,399.71 × 9,723.17
4. Step 4: Simplify right side
   17,680.95x = 237,242,357.67
5. Step 5: Solve for x
   x = 237,242,357.67/17,680.95
6. Step 6: Final answer
   x = 13,417.97