Finding the Fourth Proportional to 3,955.15, 5,933.62 and 2,105.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,955.15 : 5,933.62 = 2,105.29 : x
2. Step 2: Convert to fraction form
   3,955.15/5,933.62 = 2,105.29/x
3. Step 3: Cross multiply
   3,955.15x = 5,933.62 × 2,105.29
4. Step 4: Simplify right side
   3,955.15x = 12,491,978.65
5. Step 5: Solve for x
   x = 12,491,978.65/3,955.15
6. Step 6: Final answer
   x = 3,158.41