Finding the Fourth Proportional to 17,730.78, 24,468.54 and 9,773.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,730.78 : 24,468.54 = 9,773.42 : x
2. Step 2: Convert to fraction form
   17,730.78/24,468.54 = 9,773.42/x
3. Step 3: Cross multiply
   17,730.78x = 24,468.54 × 9,773.42
4. Step 4: Simplify right side
   17,730.78x = 239,141,318.21
5. Step 5: Solve for x
   x = 239,141,318.21/17,730.78
6. Step 6: Final answer
   x = 13,487.35