Finding the Fourth Proportional to 6,273.59, 8,656.88 and 3,479.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,273.59 : 8,656.88 = 3,479.09 : x
2. Step 2: Convert to fraction form
   6,273.59/8,656.88 = 3,479.09/x
3. Step 3: Cross multiply
   6,273.59x = 8,656.88 × 3,479.09
4. Step 4: Simplify right side
   6,273.59x = 30,118,003.96
5. Step 5: Solve for x
   x = 30,118,003.96/6,273.59
6. Step 6: Final answer
   x = 4,800.76