Finding the Fourth Proportional to 3,086.01, 4,256.82 and 1,949.85

Step by Step Solution

1. Step 1: Write the proportion equation
   3,086.01 : 4,256.82 = 1,949.85 : x
2. Step 2: Convert to fraction form
   3,086.01/4,256.82 = 1,949.85/x
3. Step 3: Cross multiply
   3,086.01x = 4,256.82 × 1,949.85
4. Step 4: Simplify right side
   3,086.01x = 8,300,160.48
5. Step 5: Solve for x
   x = 8,300,160.48/3,086.01
6. Step 6: Final answer
   x = 2,689.61