Finding the Fourth Proportional to 2,042.14, 2,817.03 and 1,294.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.14 : 2,817.03 = 1,294.78 : x
2. Step 2: Convert to fraction form
   2,042.14/2,817.03 = 1,294.78/x
3. Step 3: Cross multiply
   2,042.14x = 2,817.03 × 1,294.78
4. Step 4: Simplify right side
   2,042.14x = 3,647,434.10
5. Step 5: Solve for x
   x = 3,647,434.10/2,042.14
6. Step 6: Final answer
   x = 1,786.08