Finding the Fourth Proportional to 14,557.76, 20,087.25 and 8,183.51

Step by Step Solution

1. Step 1: Write the proportion equation
   14,557.76 : 20,087.25 = 8,183.51 : x
2. Step 2: Convert to fraction form
   14,557.76/20,087.25 = 8,183.51/x
3. Step 3: Cross multiply
   14,557.76x = 20,087.25 × 8,183.51
4. Step 4: Simplify right side
   14,557.76x = 164,384,069.89
5. Step 5: Solve for x
   x = 164,384,069.89/14,557.76
6. Step 6: Final answer
   x = 11,291.86