Finding the Fourth Proportional to 2,039.18, 3,056.03 and 868.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.18 : 3,056.03 = 868.52 : x
2. Step 2: Convert to fraction form
   2,039.18/3,056.03 = 868.52/x
3. Step 3: Cross multiply
   2,039.18x = 3,056.03 × 868.52
4. Step 4: Simplify right side
   2,039.18x = 2,654,229.73
5. Step 5: Solve for x
   x = 2,654,229.73/2,039.18
6. Step 6: Final answer
   x = 1,301.62