Finding the Fourth Proportional to 2,893.78, 3,993.24 and 1,774.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,893.78 : 3,993.24 = 1,774.72 : x
2. Step 2: Convert to fraction form
   2,893.78/3,993.24 = 1,774.72/x
3. Step 3: Cross multiply
   2,893.78x = 3,993.24 × 1,774.72
4. Step 4: Simplify right side
   2,893.78x = 7,086,882.89
5. Step 5: Solve for x
   x = 7,086,882.89/2,893.78
6. Step 6: Final answer
   x = 2,449.01