Finding the Fourth Proportional to 17,920.08, 24,728.56 and 9,962.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,920.08 : 24,728.56 = 9,962.10 : x
2. Step 2: Convert to fraction form
   17,920.08/24,728.56 = 9,962.10/x
3. Step 3: Cross multiply
   17,920.08x = 24,728.56 × 9,962.10
4. Step 4: Simplify right side
   17,920.08x = 246,348,362.67
5. Step 5: Solve for x
   x = 246,348,362.67/17,920.08
6. Step 6: Final answer
   x = 13,747.06