Finding the Fourth Proportional to 8,548.50, 12,819.67 and 3,618.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,548.50 : 12,819.67 = 3,618.52 : x
2. Step 2: Convert to fraction form
   8,548.50/12,819.67 = 3,618.52/x
3. Step 3: Cross multiply
   8,548.50x = 12,819.67 × 3,618.52
4. Step 4: Simplify right side
   8,548.50x = 46,388,232.29
5. Step 5: Solve for x
   x = 46,388,232.29/8,548.50
6. Step 6: Final answer
   x = 5,426.48