Finding the Fourth Proportional to 5,594.28, 7,723.12 and 3,920.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,594.28 : 7,723.12 = 3,920.82 : x
2. Step 2: Convert to fraction form
   5,594.28/7,723.12 = 3,920.82/x
3. Step 3: Cross multiply
   5,594.28x = 7,723.12 × 3,920.82
4. Step 4: Simplify right side
   5,594.28x = 30,280,963.36
5. Step 5: Solve for x
   x = 30,280,963.36/5,594.28
6. Step 6: Final answer
   x = 5,412.84