Finding the Fourth Proportional to 1,418.04, 1,957.70 and 946.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418.04 : 1,957.70 = 946.59 : x
2. Step 2: Convert to fraction form
   1,418.04/1,957.70 = 946.59/x
3. Step 3: Cross multiply
   1,418.04x = 1,957.70 × 946.59
4. Step 4: Simplify right side
   1,418.04x = 1,853,134.27
5. Step 5: Solve for x
   x = 1,853,134.27/1,418.04
6. Step 6: Final answer
   x = 1,306.83