Finding the Fourth Proportional to 11,964.82, 17,949.83 and 3,644.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,964.82 : 17,949.83 = 3,644.62 : x
2. Step 2: Convert to fraction form
   11,964.82/17,949.83 = 3,644.62/x
3. Step 3: Cross multiply
   11,964.82x = 17,949.83 × 3,644.62
4. Step 4: Simplify right side
   11,964.82x = 65,420,307.05
5. Step 5: Solve for x
   x = 65,420,307.05/11,964.82
6. Step 6: Final answer
   x = 5,467.72