Finding the Fourth Proportional to 8,551.56, 12,828.69 and 2,707.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,551.56 : 12,828.69 = 2,707.71 : x
2. Step 2: Convert to fraction form
   8,551.56/12,828.69 = 2,707.71/x
3. Step 3: Cross multiply
   8,551.56x = 12,828.69 × 2,707.71
4. Step 4: Simplify right side
   8,551.56x = 34,736,372.20
5. Step 5: Solve for x
   x = 34,736,372.20/8,551.56
6. Step 6: Final answer
   x = 4,061.99