Finding the Fourth Proportional to 2,801.88, 3,871.50 and 2,304.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,801.88 : 3,871.50 = 2,304.12 : x
2. Step 2: Convert to fraction form
   2,801.88/3,871.50 = 2,304.12/x
3. Step 3: Cross multiply
   2,801.88x = 3,871.50 × 2,304.12
4. Step 4: Simplify right side
   2,801.88x = 8,920,400.58
5. Step 5: Solve for x
   x = 8,920,400.58/2,801.88
6. Step 6: Final answer
   x = 3,183.72