Finding the Fourth Proportional to 2,294.27, 3,442.14 and 1,045.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,294.27 : 3,442.14 = 1,045.31 : x
2. Step 2: Convert to fraction form
   2,294.27/3,442.14 = 1,045.31/x
3. Step 3: Cross multiply
   2,294.27x = 3,442.14 × 1,045.31
4. Step 4: Simplify right side
   2,294.27x = 3,598,103.36
5. Step 5: Solve for x
   x = 3,598,103.36/2,294.27
6. Step 6: Final answer
   x = 1,568.30