Finding the Fourth Proportional to 10,936.14, 16,401.78 and 3,538.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,936.14 : 16,401.78 = 3,538.68 : x
2. Step 2: Convert to fraction form
   10,936.14/16,401.78 = 3,538.68/x
3. Step 3: Cross multiply
   10,936.14x = 16,401.78 × 3,538.68
4. Step 4: Simplify right side
   10,936.14x = 58,040,650.85
5. Step 5: Solve for x
   x = 58,040,650.85/10,936.14
6. Step 6: Final answer
   x = 5,307.23