Finding the Fourth Proportional to 14,783.82, 20,401.53 and 8,069.49

Step by Step Solution

1. Step 1: Write the proportion equation
   14,783.82 : 20,401.53 = 8,069.49 : x
2. Step 2: Convert to fraction form
   14,783.82/20,401.53 = 8,069.49/x
3. Step 3: Cross multiply
   14,783.82x = 20,401.53 × 8,069.49
4. Step 4: Simplify right side
   14,783.82x = 164,629,942.32
5. Step 5: Solve for x
   x = 164,629,942.32/14,783.82
6. Step 6: Final answer
   x = 11,135.82