Finding the Fourth Proportional to 2,080.20, 2,871.29 and 1,241.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.20 : 2,871.29 = 1,241.49 : x
2. Step 2: Convert to fraction form
   2,080.20/2,871.29 = 1,241.49/x
3. Step 3: Cross multiply
   2,080.20x = 2,871.29 × 1,241.49
4. Step 4: Simplify right side
   2,080.20x = 3,564,666.57
5. Step 5: Solve for x
   x = 3,564,666.57/2,080.20
6. Step 6: Final answer
   x = 1,713.62