Finding the Fourth Proportional to 3,105.69, 4,289.17 and 3,034.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.69 : 4,289.17 = 3,034.18 : x
2. Step 2: Convert to fraction form
   3,105.69/4,289.17 = 3,034.18/x
3. Step 3: Cross multiply
   3,105.69x = 4,289.17 × 3,034.18
4. Step 4: Simplify right side
   3,105.69x = 13,014,093.17
5. Step 5: Solve for x
   x = 13,014,093.17/3,105.69
6. Step 6: Final answer
   x = 4,190.40