Finding the Fourth Proportional to 5,510.91, 8,269.61 and 3,949.23

Step by Step Solution

1. Step 1: Write the proportion equation
   5,510.91 : 8,269.61 = 3,949.23 : x
2. Step 2: Convert to fraction form
   5,510.91/8,269.61 = 3,949.23/x
3. Step 3: Cross multiply
   5,510.91x = 8,269.61 × 3,949.23
4. Step 4: Simplify right side
   5,510.91x = 32,658,572.15
5. Step 5: Solve for x
   x = 32,658,572.15/5,510.91
6. Step 6: Final answer
   x = 5,926.17