Finding the Fourth Proportional to 6,275.28, 8,658.96 and 3,480.84

Step by Step Solution

1. Step 1: Write the proportion equation
   6,275.28 : 8,658.96 = 3,480.84 : x
2. Step 2: Convert to fraction form
   6,275.28/8,658.96 = 3,480.84/x
3. Step 3: Cross multiply
   6,275.28x = 8,658.96 × 3,480.84
4. Step 4: Simplify right side
   6,275.28x = 30,140,454.33
5. Step 5: Solve for x
   x = 30,140,454.33/6,275.28
6. Step 6: Final answer
   x = 4,803.05