Finding the Fourth Proportional to 8,027.43, 12,039.31 and 3,865.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,027.43 : 12,039.31 = 3,865.31 : x
2. Step 2: Convert to fraction form
   8,027.43/12,039.31 = 3,865.31/x
3. Step 3: Cross multiply
   8,027.43x = 12,039.31 × 3,865.31
4. Step 4: Simplify right side
   8,027.43x = 46,535,665.34
5. Step 5: Solve for x
   x = 46,535,665.34/8,027.43
6. Step 6: Final answer
   x = 5,797.08