Finding the Fourth Proportional to 10,822.72, 14,935.28 and 5,854.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,822.72 : 14,935.28 = 5,854.72 : x
2. Step 2: Convert to fraction form
   10,822.72/14,935.28 = 5,854.72/x
3. Step 3: Cross multiply
   10,822.72x = 14,935.28 × 5,854.72
4. Step 4: Simplify right side
   10,822.72x = 87,441,882.52
5. Step 5: Solve for x
   x = 87,441,882.52/10,822.72
6. Step 6: Final answer
   x = 8,079.47