Finding the Fourth Proportional to 1,738.38, 2,399.04 and 1,074.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,738.38 : 2,399.04 = 1,074.72 : x
2. Step 2: Convert to fraction form
   1,738.38/2,399.04 = 1,074.72/x
3. Step 3: Cross multiply
   1,738.38x = 2,399.04 × 1,074.72
4. Step 4: Simplify right side
   1,738.38x = 2,578,296.27
5. Step 5: Solve for x
   x = 2,578,296.27/1,738.38
6. Step 6: Final answer
   x = 1,483.16