Finding the Fourth Proportional to 4,870.32, 6,723.17 and 3,104.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870.32 : 6,723.17 = 3,104.25 : x
2. Step 2: Convert to fraction form
   4,870.32/6,723.17 = 3,104.25/x
3. Step 3: Cross multiply
   4,870.32x = 6,723.17 × 3,104.25
4. Step 4: Simplify right side
   4,870.32x = 20,870,400.47
5. Step 5: Solve for x
   x = 20,870,400.47/4,870.32
6. Step 6: Final answer
   x = 4,285.22