Finding the Fourth Proportional to 2,469.78, 3,700.56 and 1,738.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.78 : 3,700.56 = 1,738.05 : x
2. Step 2: Convert to fraction form
   2,469.78/3,700.56 = 1,738.05/x
3. Step 3: Cross multiply
   2,469.78x = 3,700.56 × 1,738.05
4. Step 4: Simplify right side
   2,469.78x = 6,431,758.31
5. Step 5: Solve for x
   x = 6,431,758.31/2,469.78
6. Step 6: Final answer
   x = 2,604.18