Finding the Fourth Proportional to 17,724.42, 24,460.15 and 9,766.64

Step by Step Solution

1. Step 1: Write the proportion equation
   17,724.42 : 24,460.15 = 9,766.64 : x
2. Step 2: Convert to fraction form
   17,724.42/24,460.15 = 9,766.64/x
3. Step 3: Cross multiply
   17,724.42x = 24,460.15 × 9,766.64
4. Step 4: Simplify right side
   17,724.42x = 238,893,479.40
5. Step 5: Solve for x
   x = 238,893,479.40/17,724.42
6. Step 6: Final answer
   x = 13,478.21