Finding the Fourth Proportional to 2,279.83, 3,418.57 and 1,046.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279.83 : 3,418.57 = 1,046.17 : x
2. Step 2: Convert to fraction form
   2,279.83/3,418.57 = 1,046.17/x
3. Step 3: Cross multiply
   2,279.83x = 3,418.57 × 1,046.17
4. Step 4: Simplify right side
   2,279.83x = 3,576,405.38
5. Step 5: Solve for x
   x = 3,576,405.38/2,279.83
6. Step 6: Final answer
   x = 1,568.72