Finding the Fourth Proportional to 10,864.28, 16,296.72 and 3,843.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,864.28 : 16,296.72 = 3,843.30 : x
2. Step 2: Convert to fraction form
   10,864.28/16,296.72 = 3,843.30/x
3. Step 3: Cross multiply
   10,864.28x = 16,296.72 × 3,843.30
4. Step 4: Simplify right side
   10,864.28x = 62,633,183.98
5. Step 5: Solve for x
   x = 62,633,183.98/10,864.28
6. Step 6: Final answer
   x = 5,765.06