Finding the Fourth Proportional to 2,080.90, 2,871.67 and 1,241.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.90 : 2,871.67 = 1,241.98 : x
2. Step 2: Convert to fraction form
   2,080.90/2,871.67 = 1,241.98/x
3. Step 3: Cross multiply
   2,080.90x = 2,871.67 × 1,241.98
4. Step 4: Simplify right side
   2,080.90x = 3,566,556.71
5. Step 5: Solve for x
   x = 3,566,556.71/2,080.90
6. Step 6: Final answer
   x = 1,713.95