Finding the Fourth Proportional to 2,569.49, 3,851.79 and 1,010.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.49 : 3,851.79 = 1,010.49 : x
2. Step 2: Convert to fraction form
   2,569.49/3,851.79 = 1,010.49/x
3. Step 3: Cross multiply
   2,569.49x = 3,851.79 × 1,010.49
4. Step 4: Simplify right side
   2,569.49x = 3,892,195.28
5. Step 5: Solve for x
   x = 3,892,195.28/2,569.49
6. Step 6: Final answer
   x = 1,514.78