Finding the Fourth Proportional to 8,017.94, 12,028.31 and 3,865.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,017.94 : 12,028.31 = 3,865.43 : x
2. Step 2: Convert to fraction form
   8,017.94/12,028.31 = 3,865.43/x
3. Step 3: Cross multiply
   8,017.94x = 12,028.31 × 3,865.43
4. Step 4: Simplify right side
   8,017.94x = 46,494,590.32
5. Step 5: Solve for x
   x = 46,494,590.32/8,017.94
6. Step 6: Final answer
   x = 5,798.82