Finding the Fourth Proportional to 2,768.29, 3,836.72 and 2,716.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,768.29 : 3,836.72 = 2,716.45 : x
2. Step 2: Convert to fraction form
   2,768.29/3,836.72 = 2,716.45/x
3. Step 3: Cross multiply
   2,768.29x = 3,836.72 × 2,716.45
4. Step 4: Simplify right side
   2,768.29x = 10,422,238.86
5. Step 5: Solve for x
   x = 10,422,238.86/2,768.29
6. Step 6: Final answer
   x = 3,764.87