Finding the Fourth Proportional to 16,030.38, 22,121.50 and 8,956.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,030.38 : 22,121.50 = 8,956.86 : x
2. Step 2: Convert to fraction form
   16,030.38/22,121.50 = 8,956.86/x
3. Step 3: Cross multiply
   16,030.38x = 22,121.50 × 8,956.86
4. Step 4: Simplify right side
   16,030.38x = 198,139,178.49
5. Step 5: Solve for x
   x = 198,139,178.49/16,030.38
6. Step 6: Final answer
   x = 12,360.23