Finding the Fourth Proportional to 22,144.50, 30,559.41 and 12,208.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,144.50 : 30,559.41 = 12,208.50 : x
2. Step 2: Convert to fraction form
   22,144.50/30,559.41 = 12,208.50/x
3. Step 3: Cross multiply
   22,144.50x = 30,559.41 × 12,208.50
4. Step 4: Simplify right side
   22,144.50x = 373,084,556.99
5. Step 5: Solve for x
   x = 373,084,556.99/22,144.50
6. Step 6: Final answer
   x = 16,847.73