Finding the Fourth Proportional to 2,579.92, 3,868.16 and 1,537.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,579.92 : 3,868.16 = 1,537.31 : x
2. Step 2: Convert to fraction form
   2,579.92/3,868.16 = 1,537.31/x
3. Step 3: Cross multiply
   2,579.92x = 3,868.16 × 1,537.31
4. Step 4: Simplify right side
   2,579.92x = 5,946,563.03
5. Step 5: Solve for x
   x = 5,946,563.03/2,579.92
6. Step 6: Final answer
   x = 2,304.94