Finding the Fourth Proportional to 3,759.48, 5,187.86 and 2,080.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,759.48 : 5,187.86 = 2,080.82 : x
2. Step 2: Convert to fraction form
   3,759.48/5,187.86 = 2,080.82/x
3. Step 3: Cross multiply
   3,759.48x = 5,187.86 × 2,080.82
4. Step 4: Simplify right side
   3,759.48x = 10,795,002.85
5. Step 5: Solve for x
   x = 10,795,002.85/3,759.48
6. Step 6: Final answer
   x = 2,871.41