Finding the Fourth Proportional to 16,543.18, 22,829.61 and 9,469.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,543.18 : 22,829.61 = 9,469.60 : x
2. Step 2: Convert to fraction form
   16,543.18/22,829.61 = 9,469.60/x
3. Step 3: Cross multiply
   16,543.18x = 22,829.61 × 9,469.60
4. Step 4: Simplify right side
   16,543.18x = 216,187,274.86
5. Step 5: Solve for x
   x = 216,187,274.86/16,543.18
6. Step 6: Final answer
   x = 13,068.06