Finding the Fourth Proportional to 11,291.37, 16,936.81 and 3,895.58

Step by Step Solution

1. Step 1: Write the proportion equation
   11,291.37 : 16,936.81 = 3,895.58 : x
2. Step 2: Convert to fraction form
   11,291.37/16,936.81 = 3,895.58/x
3. Step 3: Cross multiply
   11,291.37x = 16,936.81 × 3,895.58
4. Step 4: Simplify right side
   11,291.37x = 65,978,730.90
5. Step 5: Solve for x
   x = 65,978,730.90/11,291.37
6. Step 6: Final answer
   x = 5,843.29