Finding the Fourth Proportional to 2,759.72, 4,141.41 and 1,299.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,759.72 : 4,141.41 = 1,299.29 : x
2. Step 2: Convert to fraction form
   2,759.72/4,141.41 = 1,299.29/x
3. Step 3: Cross multiply
   2,759.72x = 4,141.41 × 1,299.29
4. Step 4: Simplify right side
   2,759.72x = 5,380,899.70
5. Step 5: Solve for x
   x = 5,380,899.70/2,759.72
6. Step 6: Final answer
   x = 1,949.80