Finding the Fourth Proportional to 3,682.06, 5,515.59 and 2,942.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,682.06 : 5,515.59 = 2,942.91 : x
2. Step 2: Convert to fraction form
   3,682.06/5,515.59 = 2,942.91/x
3. Step 3: Cross multiply
   3,682.06x = 5,515.59 × 2,942.91
4. Step 4: Simplify right side
   3,682.06x = 16,231,880.49
5. Step 5: Solve for x
   x = 16,231,880.49/3,682.06
6. Step 6: Final answer
   x = 4,408.37