Finding the Fourth Proportional to 1,168.46, 1,752.56 and 908.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.46 : 1,752.56 = 908.72 : x
2. Step 2: Convert to fraction form
   1,168.46/1,752.56 = 908.72/x
3. Step 3: Cross multiply
   1,168.46x = 1,752.56 × 908.72
4. Step 4: Simplify right side
   1,168.46x = 1,592,581.78
5. Step 5: Solve for x
   x = 1,592,581.78/1,168.46
6. Step 6: Final answer
   x = 1,362.98