Finding the Fourth Proportional to 16,144.05, 22,276.71 and 9,424.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,144.05 : 22,276.71 = 9,424.81 : x
2. Step 2: Convert to fraction form
   16,144.05/22,276.71 = 9,424.81/x
3. Step 3: Cross multiply
   16,144.05x = 22,276.71 × 9,424.81
4. Step 4: Simplify right side
   16,144.05x = 209,953,759.18
5. Step 5: Solve for x
   x = 209,953,759.18/16,144.05
6. Step 6: Final answer
   x = 13,005.02