Finding the Fourth Proportional to 1,514.43, 2,089.31 and 923.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.43 : 2,089.31 = 923.94 : x
2. Step 2: Convert to fraction form
   1,514.43/2,089.31 = 923.94/x
3. Step 3: Cross multiply
   1,514.43x = 2,089.31 × 923.94
4. Step 4: Simplify right side
   1,514.43x = 1,930,392.46
5. Step 5: Solve for x
   x = 1,930,392.46/1,514.43
6. Step 6: Final answer
   x = 1,274.67