Finding the Fourth Proportional to 1,650.72, 2,472.98 and 1,283.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,650.72 : 2,472.98 = 1,283.73 : x
2. Step 2: Convert to fraction form
   1,650.72/2,472.98 = 1,283.73/x
3. Step 3: Cross multiply
   1,650.72x = 2,472.98 × 1,283.73
4. Step 4: Simplify right side
   1,650.72x = 3,174,632.20
5. Step 5: Solve for x
   x = 3,174,632.20/1,650.72
6. Step 6: Final answer
   x = 1,923.18