Finding the Fourth Proportional to 5,828.61, 8,744.70 and 3,491.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,828.61 : 8,744.70 = 3,491.28 : x
2. Step 2: Convert to fraction form
   5,828.61/8,744.70 = 3,491.28/x
3. Step 3: Cross multiply
   5,828.61x = 8,744.70 × 3,491.28
4. Step 4: Simplify right side
   5,828.61x = 30,530,196.22
5. Step 5: Solve for x
   x = 30,530,196.22/5,828.61
6. Step 6: Final answer
   x = 5,237.99