Finding the Fourth Proportional to 5,827.52, 8,040.89 and 3,309.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,827.52 : 8,040.89 = 3,309.72 : x
2. Step 2: Convert to fraction form
   5,827.52/8,040.89 = 3,309.72/x
3. Step 3: Cross multiply
   5,827.52x = 8,040.89 × 3,309.72
4. Step 4: Simplify right side
   5,827.52x = 26,613,077.90
5. Step 5: Solve for x
   x = 26,613,077.90/5,827.52
6. Step 6: Final answer
   x = 4,566.80