Finding the Fourth Proportional to 2,592.09, 3,868.23 and 2,315.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.09 : 3,868.23 = 2,315.27 : x
2. Step 2: Convert to fraction form
   2,592.09/3,868.23 = 2,315.27/x
3. Step 3: Cross multiply
   2,592.09x = 3,868.23 × 2,315.27
4. Step 4: Simplify right side
   2,592.09x = 8,955,996.87
5. Step 5: Solve for x
   x = 8,955,996.87/2,592.09
6. Step 6: Final answer
   x = 3,455.13