Finding the Fourth Proportional to 2,040.09, 3,058.53 and 870.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.09 : 3,058.53 = 870.27 : x
2. Step 2: Convert to fraction form
   2,040.09/3,058.53 = 870.27/x
3. Step 3: Cross multiply
   2,040.09x = 3,058.53 × 870.27
4. Step 4: Simplify right side
   2,040.09x = 2,661,746.90
5. Step 5: Solve for x
   x = 2,661,746.90/2,040.09
6. Step 6: Final answer
   x = 1,304.72