Finding the Fourth Proportional to 3,983.09, 5,969.17 and 2,031.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,983.09 : 5,969.17 = 2,031.20 : x
2. Step 2: Convert to fraction form
   3,983.09/5,969.17 = 2,031.20/x
3. Step 3: Cross multiply
   3,983.09x = 5,969.17 × 2,031.20
4. Step 4: Simplify right side
   3,983.09x = 12,124,538.10
5. Step 5: Solve for x
   x = 12,124,538.10/3,983.09
6. Step 6: Final answer
   x = 3,044.00