Finding the Fourth Proportional to 8,738.73, 12,053.27 and 8,449.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,738.73 : 12,053.27 = 8,449.43 : x
2. Step 2: Convert to fraction form
   8,738.73/12,053.27 = 8,449.43/x
3. Step 3: Cross multiply
   8,738.73x = 12,053.27 × 8,449.43
4. Step 4: Simplify right side
   8,738.73x = 101,843,158.62
5. Step 5: Solve for x
   x = 101,843,158.62/8,738.73
6. Step 6: Final answer
   x = 11,654.23