Finding the Fourth Proportional to 1,304.17, 1,955.89 and 654.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,304.17 : 1,955.89 = 654.73 : x
2. Step 2: Convert to fraction form
   1,304.17/1,955.89 = 654.73/x
3. Step 3: Cross multiply
   1,304.17x = 1,955.89 × 654.73
4. Step 4: Simplify right side
   1,304.17x = 1,280,579.86
5. Step 5: Solve for x
   x = 1,280,579.86/1,304.17
6. Step 6: Final answer
   x = 981.91