Finding the Fourth Proportional to 16,433, 22,678.10 and 8,981.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,433 : 22,678.10 = 8,981.48 : x
2. Step 2: Convert to fraction form
   16,433/22,678.10 = 8,981.48/x
3. Step 3: Cross multiply
   16,433x = 22,678.10 × 8,981.48
4. Step 4: Simplify right side
   16,433x = 203,682,901.59
5. Step 5: Solve for x
   x = 203,682,901.59/16,433
6. Step 6: Final answer
   x = 12,394.75