Finding the Fourth Proportional to 3,923.33, 5,887.43 and 3,519.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,923.33 : 5,887.43 = 3,519.95 : x
2. Step 2: Convert to fraction form
   3,923.33/5,887.43 = 3,519.95/x
3. Step 3: Cross multiply
   3,923.33x = 5,887.43 × 3,519.95
4. Step 4: Simplify right side
   3,923.33x = 20,723,441.63
5. Step 5: Solve for x
   x = 20,723,441.63/3,923.33
6. Step 6: Final answer
   x = 5,282.11