Finding the Fourth Proportional to 3,111.10, 4,676.90 and 2,882.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.10 : 4,676.90 = 2,882.83 : x
2. Step 2: Convert to fraction form
   3,111.10/4,676.90 = 2,882.83/x
3. Step 3: Cross multiply
   3,111.10x = 4,676.90 × 2,882.83
4. Step 4: Simplify right side
   3,111.10x = 13,482,681.52
5. Step 5: Solve for x
   x = 13,482,681.52/3,111.10
6. Step 6: Final answer
   x = 4,333.74