Finding the Fourth Proportional to 10,936.80, 16,404.68 and 3,039.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,936.80 : 16,404.68 = 3,039.27 : x
2. Step 2: Convert to fraction form
   10,936.80/16,404.68 = 3,039.27/x
3. Step 3: Cross multiply
   10,936.80x = 16,404.68 × 3,039.27
4. Step 4: Simplify right side
   10,936.80x = 49,858,236.59
5. Step 5: Solve for x
   x = 49,858,236.59/10,936.80
6. Step 6: Final answer
   x = 4,558.76