Finding the Fourth Proportional to 4,096.85, 6,142.91 and 2,012.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,096.85 : 6,142.91 = 2,012.31 : x
2. Step 2: Convert to fraction form
   4,096.85/6,142.91 = 2,012.31/x
3. Step 3: Cross multiply
   4,096.85x = 6,142.91 × 2,012.31
4. Step 4: Simplify right side
   4,096.85x = 12,361,429.16
5. Step 5: Solve for x
   x = 12,361,429.16/4,096.85
6. Step 6: Final answer
   x = 3,017.30