Finding the Fourth Proportional to 8,548.61, 12,822.71 and 2,705.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,548.61 : 12,822.71 = 2,705.27 : x
2. Step 2: Convert to fraction form
   8,548.61/12,822.71 = 2,705.27/x
3. Step 3: Cross multiply
   8,548.61x = 12,822.71 × 2,705.27
4. Step 4: Simplify right side
   8,548.61x = 34,688,815.04
5. Step 5: Solve for x
   x = 34,688,815.04/8,548.61
6. Step 6: Final answer
   x = 4,057.83