Finding the Fourth Proportional to 3,651.96, 5,039.82 and 2,080.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651.96 : 5,039.82 = 2,080.02 : x
2. Step 2: Convert to fraction form
   3,651.96/5,039.82 = 2,080.02/x
3. Step 3: Cross multiply
   3,651.96x = 5,039.82 × 2,080.02
4. Step 4: Simplify right side
   3,651.96x = 10,482,926.40
5. Step 5: Solve for x
   x = 10,482,926.40/3,651.96
6. Step 6: Final answer
   x = 2,870.49