Finding the Fourth Proportional to 5,815.49, 8,025.41 and 3,162.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,815.49 : 8,025.41 = 3,162.89 : x
2. Step 2: Convert to fraction form
   5,815.49/8,025.41 = 3,162.89/x
3. Step 3: Cross multiply
   5,815.49x = 8,025.41 × 3,162.89
4. Step 4: Simplify right side
   5,815.49x = 25,383,517.01
5. Step 5: Solve for x
   x = 25,383,517.01/5,815.49
6. Step 6: Final answer
   x = 4,364.82