Finding the Fourth Proportional to 17,920.37, 24,729.46 and 9,962.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,920.37 : 24,729.46 = 9,962.42 : x
2. Step 2: Convert to fraction form
   17,920.37/24,729.46 = 9,962.42/x
3. Step 3: Cross multiply
   17,920.37x = 24,729.46 × 9,962.42
4. Step 4: Simplify right side
   17,920.37x = 246,365,266.89
5. Step 5: Solve for x
   x = 246,365,266.89/17,920.37
6. Step 6: Final answer
   x = 13,747.78