Finding the Fourth Proportional to 3,983.59, 5,969.92 and 2,031.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,983.59 : 5,969.92 = 2,031.69 : x
2. Step 2: Convert to fraction form
   3,983.59/5,969.92 = 2,031.69/x
3. Step 3: Cross multiply
   3,983.59x = 5,969.92 × 2,031.69
4. Step 4: Simplify right side
   3,983.59x = 12,129,026.76
5. Step 5: Solve for x
   x = 12,129,026.76/3,983.59
6. Step 6: Final answer
   x = 3,044.75