Finding the Fourth Proportional to 2,514, 3,770.12 and 1,052.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514 : 3,770.12 = 1,052.72 : x
2. Step 2: Convert to fraction form
   2,514/3,770.12 = 1,052.72/x
3. Step 3: Cross multiply
   2,514x = 3,770.12 × 1,052.72
4. Step 4: Simplify right side
   2,514x = 3,968,880.73
5. Step 5: Solve for x
   x = 3,968,880.73/2,514
6. Step 6: Final answer
   x = 1,578.71