Finding the Fourth Proportional to 2,839.50, 3,919.03 and 2,714.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,839.50 : 3,919.03 = 2,714.96 : x
2. Step 2: Convert to fraction form
   2,839.50/3,919.03 = 2,714.96/x
3. Step 3: Cross multiply
   2,839.50x = 3,919.03 × 2,714.96
4. Step 4: Simplify right side
   2,839.50x = 10,640,012.70
5. Step 5: Solve for x
   x = 10,640,012.70/2,839.50
6. Step 6: Final answer
   x = 3,747.14