Finding the Fourth Proportional to 11,735.03, 17,602.54 and 3,949.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,735.03 : 17,602.54 = 3,949.31 : x
2. Step 2: Convert to fraction form
   11,735.03/17,602.54 = 3,949.31/x
3. Step 3: Cross multiply
   11,735.03x = 17,602.54 × 3,949.31
4. Step 4: Simplify right side
   11,735.03x = 69,517,921.38
5. Step 5: Solve for x
   x = 69,517,921.38/11,735.03
6. Step 6: Final answer
   x = 5,923.96