Finding the Fourth Proportional to 6,292.78, 8,684.04 and 3,498.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,292.78 : 8,684.04 = 3,498.28 : x
2. Step 2: Convert to fraction form
   6,292.78/8,684.04 = 3,498.28/x
3. Step 3: Cross multiply
   6,292.78x = 8,684.04 × 3,498.28
4. Step 4: Simplify right side
   6,292.78x = 30,379,203.45
5. Step 5: Solve for x
   x = 30,379,203.45/6,292.78
6. Step 6: Final answer
   x = 4,827.63