Finding the Fourth Proportional to 3,968.01, 5,944.73 and 3,530.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,968.01 : 5,944.73 = 3,530.61 : x
2. Step 2: Convert to fraction form
   3,968.01/5,944.73 = 3,530.61/x
3. Step 3: Cross multiply
   3,968.01x = 5,944.73 × 3,530.61
4. Step 4: Simplify right side
   3,968.01x = 20,988,505.53
5. Step 5: Solve for x
   x = 20,988,505.53/3,968.01
6. Step 6: Final answer
   x = 5,289.43