Finding the Fourth Proportional to 1,654.96, 2,283.72 and 946.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,654.96 : 2,283.72 = 946.72 : x
2. Step 2: Convert to fraction form
   1,654.96/2,283.72 = 946.72/x
3. Step 3: Cross multiply
   1,654.96x = 2,283.72 × 946.72
4. Step 4: Simplify right side
   1,654.96x = 2,162,043.40
5. Step 5: Solve for x
   x = 2,162,043.40/1,654.96
6. Step 6: Final answer
   x = 1,306.40