Finding the Fourth Proportional to 4,019.22, 5,542.82 and 2,758.05

Step by Step Solution

1. Step 1: Write the proportion equation
   4,019.22 : 5,542.82 = 2,758.05 : x
2. Step 2: Convert to fraction form
   4,019.22/5,542.82 = 2,758.05/x
3. Step 3: Cross multiply
   4,019.22x = 5,542.82 × 2,758.05
4. Step 4: Simplify right side
   4,019.22x = 15,287,360.91
5. Step 5: Solve for x
   x = 15,287,360.91/4,019.22
6. Step 6: Final answer
   x = 3,803.56