Finding the Fourth Proportional to 6,584.67, 9,086.76 and 3,935.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,584.67 : 9,086.76 = 3,935.61 : x
2. Step 2: Convert to fraction form
   6,584.67/9,086.76 = 3,935.61/x
3. Step 3: Cross multiply
   6,584.67x = 9,086.76 × 3,935.61
4. Step 4: Simplify right side
   6,584.67x = 35,761,943.52
5. Step 5: Solve for x
   x = 35,761,943.52/6,584.67
6. Step 6: Final answer
   x = 5,431.09