Finding the Fourth Proportional to 16,354.50, 22,569.24 and 8,902.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,354.50 : 22,569.24 = 8,902.50 : x
2. Step 2: Convert to fraction form
   16,354.50/22,569.24 = 8,902.50/x
3. Step 3: Cross multiply
   16,354.50x = 22,569.24 × 8,902.50
4. Step 4: Simplify right side
   16,354.50x = 200,922,659.10
5. Step 5: Solve for x
   x = 200,922,659.10/16,354.50
6. Step 6: Final answer
   x = 12,285.47