Finding the Fourth Proportional to 2,038.27, 3,058.59 and 868.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.27 : 3,058.59 = 868.21 : x
2. Step 2: Convert to fraction form
   2,038.27/3,058.59 = 868.21/x
3. Step 3: Cross multiply
   2,038.27x = 3,058.59 × 868.21
4. Step 4: Simplify right side
   2,038.27x = 2,655,498.42
5. Step 5: Solve for x
   x = 2,655,498.42/2,038.27
6. Step 6: Final answer
   x = 1,302.82