Finding the Fourth Proportional to 5,596.52, 7,723.39 and 3,078.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,596.52 : 7,723.39 = 3,078.74 : x
2. Step 2: Convert to fraction form
   5,596.52/7,723.39 = 3,078.74/x
3. Step 3: Cross multiply
   5,596.52x = 7,723.39 × 3,078.74
4. Step 4: Simplify right side
   5,596.52x = 23,778,321.34
5. Step 5: Solve for x
   x = 23,778,321.34/5,596.52
6. Step 6: Final answer
   x = 4,248.77