Finding the Fourth Proportional to 16,922.73, 23,354.23 and 9,369.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,922.73 : 23,354.23 = 9,369.89 : x
2. Step 2: Convert to fraction form
   16,922.73/23,354.23 = 9,369.89/x
3. Step 3: Cross multiply
   16,922.73x = 23,354.23 × 9,369.89
4. Step 4: Simplify right side
   16,922.73x = 218,826,540.87
5. Step 5: Solve for x
   x = 218,826,540.87/16,922.73
6. Step 6: Final answer
   x = 12,930.93