Finding the Fourth Proportional to 5,591.31, 7,714.67 and 3,353.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,591.31 : 7,714.67 = 3,353.37 : x
2. Step 2: Convert to fraction form
   5,591.31/7,714.67 = 3,353.37/x
3. Step 3: Cross multiply
   5,591.31x = 7,714.67 × 3,353.37
4. Step 4: Simplify right side
   5,591.31x = 25,870,142.94
5. Step 5: Solve for x
   x = 25,870,142.94/5,591.31
6. Step 6: Final answer
   x = 4,626.85