Finding the Fourth Proportional to 2,514.34, 3,771.38 and 870.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514.34 : 3,771.38 = 870.92 : x
2. Step 2: Convert to fraction form
   2,514.34/3,771.38 = 870.92/x
3. Step 3: Cross multiply
   2,514.34x = 3,771.38 × 870.92
4. Step 4: Simplify right side
   2,514.34x = 3,284,570.27
5. Step 5: Solve for x
   x = 3,284,570.27/2,514.34
6. Step 6: Final answer
   x = 1,306.33