Finding the Fourth Proportional to 8,552.52, 12,824.72 and 3,005.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,552.52 : 12,824.72 = 3,005.20 : x
2. Step 2: Convert to fraction form
   8,552.52/12,824.72 = 3,005.20/x
3. Step 3: Cross multiply
   8,552.52x = 12,824.72 × 3,005.20
4. Step 4: Simplify right side
   8,552.52x = 38,540,848.54
5. Step 5: Solve for x
   x = 38,540,848.54/8,552.52
6. Step 6: Final answer
   x = 4,506.37