Finding the Fourth Proportional to 2,766.72, 4,151.70 and 1,036.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.72 : 4,151.70 = 1,036.56 : x
2. Step 2: Convert to fraction form
   2,766.72/4,151.70 = 1,036.56/x
3. Step 3: Cross multiply
   2,766.72x = 4,151.70 × 1,036.56
4. Step 4: Simplify right side
   2,766.72x = 4,303,486.15
5. Step 5: Solve for x
   x = 4,303,486.15/2,766.72
6. Step 6: Final answer
   x = 1,555.45