Finding the Fourth Proportional to 2,080.17, 2,871.69 and 1,335.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080.17 : 2,871.69 = 1,335.24 : x
2. Step 2: Convert to fraction form
   2,080.17/2,871.69 = 1,335.24/x
3. Step 3: Cross multiply
   2,080.17x = 2,871.69 × 1,335.24
4. Step 4: Simplify right side
   2,080.17x = 3,834,395.36
5. Step 5: Solve for x
   x = 3,834,395.36/2,080.17
6. Step 6: Final answer
   x = 1,843.31