Finding the Fourth Proportional to 5,792.43, 8,681.92 and 2,665.87

Step by Step Solution

1. Step 1: Write the proportion equation
   5,792.43 : 8,681.92 = 2,665.87 : x
2. Step 2: Convert to fraction form
   5,792.43/8,681.92 = 2,665.87/x
3. Step 3: Cross multiply
   5,792.43x = 8,681.92 × 2,665.87
4. Step 4: Simplify right side
   5,792.43x = 23,144,870.07
5. Step 5: Solve for x
   x = 23,144,870.07/5,792.43
6. Step 6: Final answer
   x = 3,995.71