Finding the Fourth Proportional to 3,690.82, 5,535.15 and 3,039.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,690.82 : 5,535.15 = 3,039.94 : x
2. Step 2: Convert to fraction form
   3,690.82/5,535.15 = 3,039.94/x
3. Step 3: Cross multiply
   3,690.82x = 5,535.15 × 3,039.94
4. Step 4: Simplify right side
   3,690.82x = 16,826,523.89
5. Step 5: Solve for x
   x = 16,826,523.89/3,690.82
6. Step 6: Final answer
   x = 4,559.02