Finding the Fourth Proportional to 11,039.11, 16,558.25 and 3,643.35

Step by Step Solution

1. Step 1: Write the proportion equation
   11,039.11 : 16,558.25 = 3,643.35 : x
2. Step 2: Convert to fraction form
   11,039.11/16,558.25 = 3,643.35/x
3. Step 3: Cross multiply
   11,039.11x = 16,558.25 × 3,643.35
4. Step 4: Simplify right side
   11,039.11x = 60,327,481.92
5. Step 5: Solve for x
   x = 60,327,481.92/11,039.11
6. Step 6: Final answer
   x = 5,464.89