Finding the Fourth Proportional to 3,610.71, 4,982.85 and 2,038.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,610.71 : 4,982.85 = 2,038.91 : x
2. Step 2: Convert to fraction form
   3,610.71/4,982.85 = 2,038.91/x
3. Step 3: Cross multiply
   3,610.71x = 4,982.85 × 2,038.91
4. Step 4: Simplify right side
   3,610.71x = 10,159,557.78
5. Step 5: Solve for x
   x = 10,159,557.78/3,610.71
6. Step 6: Final answer
   x = 2,813.73