Finding the Fourth Proportional to 2,080.55, 2,871.14 and 1,241.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.55 : 2,871.14 = 1,241.30 : x
2. Step 2: Convert to fraction form
   2,080.55/2,871.14 = 1,241.30/x
3. Step 3: Cross multiply
   2,080.55x = 2,871.14 × 1,241.30
4. Step 4: Simplify right side
   2,080.55x = 3,563,925.52
5. Step 5: Solve for x
   x = 3,563,925.52/2,080.55
6. Step 6: Final answer
   x = 1,712.98