Finding the Fourth Proportional to 3,105.62, 4,284.12 and 2,358.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.62 : 4,284.12 = 2,358.34 : x
2. Step 2: Convert to fraction form
   3,105.62/4,284.12 = 2,358.34/x
3. Step 3: Cross multiply
   3,105.62x = 4,284.12 × 2,358.34
4. Step 4: Simplify right side
   3,105.62x = 10,103,411.56
5. Step 5: Solve for x
   x = 10,103,411.56/3,105.62
6. Step 6: Final answer
   x = 3,253.27