Finding the Fourth Proportional to 11,735.69, 17,603.51 and 3,949.97

Step by Step Solution

1. Step 1: Write the proportion equation
   11,735.69 : 17,603.51 = 3,949.97 : x
2. Step 2: Convert to fraction form
   11,735.69/17,603.51 = 3,949.97/x
3. Step 3: Cross multiply
   11,735.69x = 17,603.51 × 3,949.97
4. Step 4: Simplify right side
   11,735.69x = 69,533,248.38
5. Step 5: Solve for x
   x = 69,533,248.38/11,735.69
6. Step 6: Final answer
   x = 5,924.94