Finding the Fourth Proportional to 2,514.98, 3,769.47 and 870.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514.98 : 3,769.47 = 870.62 : x
2. Step 2: Convert to fraction form
   2,514.98/3,769.47 = 870.62/x
3. Step 3: Cross multiply
   2,514.98x = 3,769.47 × 870.62
4. Step 4: Simplify right side
   2,514.98x = 3,281,757.12
5. Step 5: Solve for x
   x = 3,281,757.12/2,514.98
6. Step 6: Final answer
   x = 1,304.88