Finding the Fourth Proportional to 11,034.83, 16,550.43 and 3,639.40

Step by Step Solution

1. Step 1: Write the proportion equation
   11,034.83 : 16,550.43 = 3,639.40 : x
2. Step 2: Convert to fraction form
   11,034.83/16,550.43 = 3,639.40/x
3. Step 3: Cross multiply
   11,034.83x = 16,550.43 × 3,639.40
4. Step 4: Simplify right side
   11,034.83x = 60,233,579.92
5. Step 5: Solve for x
   x = 60,233,579.92/11,034.83
6. Step 6: Final answer
   x = 5,458.50