Finding the Fourth Proportional to 3,653.36, 5,041.76 and 2,081.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,653.36 : 5,041.76 = 2,081.55 : x
2. Step 2: Convert to fraction form
   3,653.36/5,041.76 = 2,081.55/x
3. Step 3: Cross multiply
   3,653.36x = 5,041.76 × 2,081.55
4. Step 4: Simplify right side
   3,653.36x = 10,494,665.12
5. Step 5: Solve for x
   x = 10,494,665.12/3,653.36
6. Step 6: Final answer
   x = 2,872.61