Finding the Fourth Proportional to 5,810.88, 8,019.57 and 3,574.23

Step by Step Solution

1. Step 1: Write the proportion equation
   5,810.88 : 8,019.57 = 3,574.23 : x
2. Step 2: Convert to fraction form
   5,810.88/8,019.57 = 3,574.23/x
3. Step 3: Cross multiply
   5,810.88x = 8,019.57 × 3,574.23
4. Step 4: Simplify right side
   5,810.88x = 28,663,787.68
5. Step 5: Solve for x
   x = 28,663,787.68/5,810.88
6. Step 6: Final answer
   x = 4,932.78