Finding the Fourth Proportional to 6,287.75, 8,677.37 and 3,493.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,287.75 : 8,677.37 = 3,493.25 : x
2. Step 2: Convert to fraction form
   6,287.75/8,677.37 = 3,493.25/x
3. Step 3: Cross multiply
   6,287.75x = 8,677.37 × 3,493.25
4. Step 4: Simplify right side
   6,287.75x = 30,312,222.75
5. Step 5: Solve for x
   x = 30,312,222.75/6,287.75
6. Step 6: Final answer
   x = 4,820.84