Finding the Fourth Proportional to 1,444.23, 1,993.21 and 946.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.23 : 1,993.21 = 946.89 : x
2. Step 2: Convert to fraction form
   1,444.23/1,993.21 = 946.89/x
3. Step 3: Cross multiply
   1,444.23x = 1,993.21 × 946.89
4. Step 4: Simplify right side
   1,444.23x = 1,887,348.25
5. Step 5: Solve for x
   x = 1,887,348.25/1,444.23
6. Step 6: Final answer
   x = 1,306.82