Finding the Fourth Proportional to 16,116.02, 22,239.76 and 8,945.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,116.02 : 22,239.76 = 8,945.51 : x
2. Step 2: Convert to fraction form
   16,116.02/22,239.76 = 8,945.51/x
3. Step 3: Cross multiply
   16,116.02x = 22,239.76 × 8,945.51
4. Step 4: Simplify right side
   16,116.02x = 198,945,995.48
5. Step 5: Solve for x
   x = 198,945,995.48/16,116.02
6. Step 6: Final answer
   x = 12,344.61