Finding the Fourth Proportional to 16,019.25, 22,106.57 and 8,945.67

Step by Step Solution

1. Step 1: Write the proportion equation
   16,019.25 : 22,106.57 = 8,945.67 : x
2. Step 2: Convert to fraction form
   16,019.25/22,106.57 = 8,945.67/x
3. Step 3: Cross multiply
   16,019.25x = 22,106.57 × 8,945.67
4. Step 4: Simplify right side
   16,019.25x = 197,758,035.32
5. Step 5: Solve for x
   x = 197,758,035.32/16,019.25
6. Step 6: Final answer
   x = 12,345.02