Finding the Fourth Proportional to 2,746.56, 3,786.58 and 2,272.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,746.56 : 3,786.58 = 2,272.71 : x
2. Step 2: Convert to fraction form
   2,746.56/3,786.58 = 2,272.71/x
3. Step 3: Cross multiply
   2,746.56x = 3,786.58 × 2,272.71
4. Step 4: Simplify right side
   2,746.56x = 8,605,798.23
5. Step 5: Solve for x
   x = 8,605,798.23/2,746.56
6. Step 6: Final answer
   x = 3,133.30