Finding the Fourth Proportional to 3,936.62, 5,897.99 and 3,507.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,936.62 : 5,897.99 = 3,507.59 : x
2. Step 2: Convert to fraction form
   3,936.62/5,897.99 = 3,507.59/x
3. Step 3: Cross multiply
   3,936.62x = 5,897.99 × 3,507.59
4. Step 4: Simplify right side
   3,936.62x = 20,687,683.72
5. Step 5: Solve for x
   x = 20,687,683.72/3,936.62
6. Step 6: Final answer
   x = 5,255.20