Finding the Fourth Proportional to 2,786.28, 4,185.24 and 1,747.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786.28 : 4,185.24 = 1,747.56 : x
2. Step 2: Convert to fraction form
   2,786.28/4,185.24 = 1,747.56/x
3. Step 3: Cross multiply
   2,786.28x = 4,185.24 × 1,747.56
4. Step 4: Simplify right side
   2,786.28x = 7,313,958.01
5. Step 5: Solve for x
   x = 7,313,958.01/2,786.28
6. Step 6: Final answer
   x = 2,624.99