Finding the Fourth Proportional to 3,759.50, 5,187.98 and 2,080.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,759.50 : 5,187.98 = 2,080.98 : x
2. Step 2: Convert to fraction form
   3,759.50/5,187.98 = 2,080.98/x
3. Step 3: Cross multiply
   3,759.50x = 5,187.98 × 2,080.98
4. Step 4: Simplify right side
   3,759.50x = 10,796,082.62
5. Step 5: Solve for x
   x = 10,796,082.62/3,759.50
6. Step 6: Final answer
   x = 2,871.68