Finding the Fourth Proportional to 2,280.71, 3,418.32 and 1,046.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.71 : 3,418.32 = 1,046.42 : x
2. Step 2: Convert to fraction form
   2,280.71/3,418.32 = 1,046.42/x
3. Step 3: Cross multiply
   2,280.71x = 3,418.32 × 1,046.42
4. Step 4: Simplify right side
   2,280.71x = 3,576,992.18
5. Step 5: Solve for x
   x = 3,576,992.18/2,280.71
6. Step 6: Final answer
   x = 1,568.37