Finding the Fourth Proportional to 3,393.72, 4,682.61 and 2,065.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,393.72 : 4,682.61 = 2,065.05 : x
2. Step 2: Convert to fraction form
   3,393.72/4,682.61 = 2,065.05/x
3. Step 3: Cross multiply
   3,393.72x = 4,682.61 × 2,065.05
4. Step 4: Simplify right side
   3,393.72x = 9,669,823.78
5. Step 5: Solve for x
   x = 9,669,823.78/3,393.72
6. Step 6: Final answer
   x = 2,849.33