Finding the Fourth Proportional to 11,629.37, 17,447.72 and 3,843.65

Step by Step Solution

1. Step 1: Write the proportion equation
   11,629.37 : 17,447.72 = 3,843.65 : x
2. Step 2: Convert to fraction form
   11,629.37/17,447.72 = 3,843.65/x
3. Step 3: Cross multiply
   11,629.37x = 17,447.72 × 3,843.65
4. Step 4: Simplify right side
   11,629.37x = 67,062,822.52
5. Step 5: Solve for x
   x = 67,062,822.52/11,629.37
6. Step 6: Final answer
   x = 5,766.68