Finding the Fourth Proportional to 3,924.09, 5,410.89 and 3,833.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,924.09 : 5,410.89 = 3,833.37 : x
2. Step 2: Convert to fraction form
   3,924.09/5,410.89 = 3,833.37/x
3. Step 3: Cross multiply
   3,924.09x = 5,410.89 × 3,833.37
4. Step 4: Simplify right side
   3,924.09x = 20,741,943.40
5. Step 5: Solve for x
   x = 20,741,943.40/3,924.09
6. Step 6: Final answer
   x = 5,285.80