Finding the Fourth Proportional to 2,664.10, 3,995.78 and 1,365.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.10 : 3,995.78 = 1,365.58 : x
2. Step 2: Convert to fraction form
   2,664.10/3,995.78 = 1,365.58/x
3. Step 3: Cross multiply
   2,664.10x = 3,995.78 × 1,365.58
4. Step 4: Simplify right side
   2,664.10x = 5,456,537.27
5. Step 5: Solve for x
   x = 5,456,537.27/2,664.10
6. Step 6: Final answer
   x = 2,048.18