Finding the Fourth Proportional to 3,653.48, 5,041.79 and 2,081.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,653.48 : 5,041.79 = 2,081.59 : x
2. Step 2: Convert to fraction form
   3,653.48/5,041.79 = 2,081.59/x
3. Step 3: Cross multiply
   3,653.48x = 5,041.79 × 2,081.59
4. Step 4: Simplify right side
   3,653.48x = 10,494,919.64
5. Step 5: Solve for x
   x = 10,494,919.64/3,653.48
6. Step 6: Final answer
   x = 2,872.58