Finding the Fourth Proportional to 5,813.27, 8,025.28 and 3,934.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,813.27 : 8,025.28 = 3,934.78 : x
2. Step 2: Convert to fraction form
   5,813.27/8,025.28 = 3,934.78/x
3. Step 3: Cross multiply
   5,813.27x = 8,025.28 × 3,934.78
4. Step 4: Simplify right side
   5,813.27x = 31,577,681.34
5. Step 5: Solve for x
   x = 31,577,681.34/5,813.27
6. Step 6: Final answer
   x = 5,432.00