Finding the Fourth Proportional to 16,298.38, 22,492.12 and 9,224.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,298.38 : 22,492.12 = 9,224.80 : x
2. Step 2: Convert to fraction form
   16,298.38/22,492.12 = 9,224.80/x
3. Step 3: Cross multiply
   16,298.38x = 22,492.12 × 9,224.80
4. Step 4: Simplify right side
   16,298.38x = 207,485,308.58
5. Step 5: Solve for x
   x = 207,485,308.58/16,298.38
6. Step 6: Final answer
   x = 12,730.43