Finding the Fourth Proportional to 6,519.76, 8,995.56 and 3,867.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,519.76 : 8,995.56 = 3,867.76 : x
2. Step 2: Convert to fraction form
   6,519.76/8,995.56 = 3,867.76/x
3. Step 3: Cross multiply
   6,519.76x = 8,995.56 × 3,867.76
4. Step 4: Simplify right side
   6,519.76x = 34,792,667.15
5. Step 5: Solve for x
   x = 34,792,667.15/6,519.76
6. Step 6: Final answer
   x = 5,336.50