Finding the Fourth Proportional to 16,017.15, 22,103.68 and 8,943.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,017.15 : 22,103.68 = 8,943.57 : x
2. Step 2: Convert to fraction form
   16,017.15/22,103.68 = 8,943.57/x
3. Step 3: Cross multiply
   16,017.15x = 22,103.68 × 8,943.57
4. Step 4: Simplify right side
   16,017.15x = 197,685,809.34
5. Step 5: Solve for x
   x = 197,685,809.34/16,017.15
6. Step 6: Final answer
   x = 12,342.13