Finding the Fourth Proportional to 17,685.31, 24,405.93 and 9,727.59

Step by Step Solution

1. Step 1: Write the proportion equation
   17,685.31 : 24,405.93 = 9,727.59 : x
2. Step 2: Convert to fraction form
   17,685.31/24,405.93 = 9,727.59/x
3. Step 3: Cross multiply
   17,685.31x = 24,405.93 × 9,727.59
4. Step 4: Simplify right side
   17,685.31x = 237,410,999.49
5. Step 5: Solve for x
   x = 237,410,999.49/17,685.31
6. Step 6: Final answer
   x = 13,424.19