Finding the Fourth Proportional to 1,497.72, 2,066.16 and 908.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,497.72 : 2,066.16 = 908.18 : x
2. Step 2: Convert to fraction form
   1,497.72/2,066.16 = 908.18/x
3. Step 3: Cross multiply
   1,497.72x = 2,066.16 × 908.18
4. Step 4: Simplify right side
   1,497.72x = 1,876,434.86
5. Step 5: Solve for x
   x = 1,876,434.86/1,497.72
6. Step 6: Final answer
   x = 1,252.86