Finding the Fourth Proportional to 2,948.27, 4,423.01 and 868.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,948.27 : 4,423.01 = 868.10 : x
2. Step 2: Convert to fraction form
   2,948.27/4,423.01 = 868.10/x
3. Step 3: Cross multiply
   2,948.27x = 4,423.01 × 868.10
4. Step 4: Simplify right side
   2,948.27x = 3,839,588.53
5. Step 5: Solve for x
   x = 3,839,588.53/2,948.27
6. Step 6: Final answer
   x = 1,302.32