Finding the Fourth Proportional to 2,021.34, 3,031.38 and 1,044.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021.34 : 3,031.38 = 1,044.48 : x
2. Step 2: Convert to fraction form
   2,021.34/3,031.38 = 1,044.48/x
3. Step 3: Cross multiply
   2,021.34x = 3,031.38 × 1,044.48
4. Step 4: Simplify right side
   2,021.34x = 3,166,215.78
5. Step 5: Solve for x
   x = 3,166,215.78/2,021.34
6. Step 6: Final answer
   x = 1,566.39