Finding the Fourth Proportional to 5,582.88, 7,704.72 and 3,098.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,582.88 : 7,704.72 = 3,098.88 : x
2. Step 2: Convert to fraction form
   5,582.88/7,704.72 = 3,098.88/x
3. Step 3: Cross multiply
   5,582.88x = 7,704.72 × 3,098.88
4. Step 4: Simplify right side
   5,582.88x = 23,876,002.71
5. Step 5: Solve for x
   x = 23,876,002.71/5,582.88
6. Step 6: Final answer
   x = 4,276.65