Finding the Fourth Proportional to 4,147.94, 5,729.61 and 3,098.18

Step by Step Solution

1. Step 1: Write the proportion equation
   4,147.94 : 5,729.61 = 3,098.18 : x
2. Step 2: Convert to fraction form
   4,147.94/5,729.61 = 3,098.18/x
3. Step 3: Cross multiply
   4,147.94x = 5,729.61 × 3,098.18
4. Step 4: Simplify right side
   4,147.94x = 17,751,363.11
5. Step 5: Solve for x
   x = 17,751,363.11/4,147.94
6. Step 6: Final answer
   x = 4,279.56