Finding the Fourth Proportional to 6,884.75, 9,500.76 and 3,900.85

Step by Step Solution

1. Step 1: Write the proportion equation
   6,884.75 : 9,500.76 = 3,900.85 : x
2. Step 2: Convert to fraction form
   6,884.75/9,500.76 = 3,900.85/x
3. Step 3: Cross multiply
   6,884.75x = 9,500.76 × 3,900.85
4. Step 4: Simplify right side
   6,884.75x = 37,061,015.89
5. Step 5: Solve for x
   x = 37,061,015.89/6,884.75
6. Step 6: Final answer
   x = 5,383.06