Finding the Fourth Proportional to 6,518.71, 8,995.83 and 3,866.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,518.71 : 8,995.83 = 3,866.62 : x
2. Step 2: Convert to fraction form
   6,518.71/8,995.83 = 3,866.62/x
3. Step 3: Cross multiply
   6,518.71x = 8,995.83 × 3,866.62
4. Step 4: Simplify right side
   6,518.71x = 34,783,411.22
5. Step 5: Solve for x
   x = 34,783,411.22/6,518.71
6. Step 6: Final answer
   x = 5,335.94