Finding the Fourth Proportional to 11,039.92, 16,558.35 and 3,643.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,039.92 : 16,558.35 = 3,643.54 : x
2. Step 2: Convert to fraction form
   11,039.92/16,558.35 = 3,643.54/x
3. Step 3: Cross multiply
   11,039.92x = 16,558.35 × 3,643.54
4. Step 4: Simplify right side
   11,039.92x = 60,331,010.56
5. Step 5: Solve for x
   x = 60,331,010.56/11,039.92
6. Step 6: Final answer
   x = 5,464.81