Finding the Fourth Proportional to 1,468.49, 2,025.74 and 908.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,468.49 : 2,025.74 = 908.78 : x
2. Step 2: Convert to fraction form
   1,468.49/2,025.74 = 908.78/x
3. Step 3: Cross multiply
   1,468.49x = 2,025.74 × 908.78
4. Step 4: Simplify right side
   1,468.49x = 1,840,944.14
5. Step 5: Solve for x
   x = 1,840,944.14/1,468.49
6. Step 6: Final answer
   x = 1,253.63