Finding the Fourth Proportional to 2,039.34, 3,058.23 and 868.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.34 : 3,058.23 = 868.73 : x
2. Step 2: Convert to fraction form
   2,039.34/3,058.23 = 868.73/x
3. Step 3: Cross multiply
   2,039.34x = 3,058.23 × 868.73
4. Step 4: Simplify right side
   2,039.34x = 2,656,776.15
5. Step 5: Solve for x
   x = 2,656,776.15/2,039.34
6. Step 6: Final answer
   x = 1,302.77