Finding the Fourth Proportional to 3,937.62, 5,899.48 and 3,508.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,937.62 : 5,899.48 = 3,508.59 : x
2. Step 2: Convert to fraction form
   3,937.62/5,899.48 = 3,508.59/x
3. Step 3: Cross multiply
   3,937.62x = 5,899.48 × 3,508.59
4. Step 4: Simplify right side
   3,937.62x = 20,698,856.53
5. Step 5: Solve for x
   x = 20,698,856.53/3,937.62
6. Step 6: Final answer
   x = 5,256.69