Finding the Fourth Proportional to 16,798.29, 23,183.72 and 9,724.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,798.29 : 23,183.72 = 9,724.76 : x
2. Step 2: Convert to fraction form
   16,798.29/23,183.72 = 9,724.76/x
3. Step 3: Cross multiply
   16,798.29x = 23,183.72 × 9,724.76
4. Step 4: Simplify right side
   16,798.29x = 225,456,071.77
5. Step 5: Solve for x
   x = 225,456,071.77/16,798.29
6. Step 6: Final answer
   x = 13,421.37