Finding the Fourth Proportional to 2,768.09, 4,151.33 and 1,036.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,768.09 : 4,151.33 = 1,036.31 : x
2. Step 2: Convert to fraction form
   2,768.09/4,151.33 = 1,036.31/x
3. Step 3: Cross multiply
   2,768.09x = 4,151.33 × 1,036.31
4. Step 4: Simplify right side
   2,768.09x = 4,302,059.61
5. Step 5: Solve for x
   x = 4,302,059.61/2,768.09
6. Step 6: Final answer
   x = 1,554.16