Finding the Fourth Proportional to 16,050.72, 22,149.45 and 8,782.49

Step by Step Solution

1. Step 1: Write the proportion equation
   16,050.72 : 22,149.45 = 8,782.49 : x
2. Step 2: Convert to fraction form
   16,050.72/22,149.45 = 8,782.49/x
3. Step 3: Cross multiply
   16,050.72x = 22,149.45 × 8,782.49
4. Step 4: Simplify right side
   16,050.72x = 194,527,378.50
5. Step 5: Solve for x
   x = 194,527,378.50/16,050.72
6. Step 6: Final answer
   x = 12,119.54