Finding the Fourth Proportional to 2,022.35, 3,031.45 and 1,143.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,022.35 : 3,031.45 = 1,143.59 : x
2. Step 2: Convert to fraction form
   2,022.35/3,031.45 = 1,143.59/x
3. Step 3: Cross multiply
   2,022.35x = 3,031.45 × 1,143.59
4. Step 4: Simplify right side
   2,022.35x = 3,466,717.89
5. Step 5: Solve for x
   x = 3,466,717.89/2,022.35
6. Step 6: Final answer
   x = 1,714.21