Finding the Fourth Proportional to 16,171.46, 22,314.50 and 9,001.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,171.46 : 22,314.50 = 9,001.68 : x
2. Step 2: Convert to fraction form
   16,171.46/22,314.50 = 9,001.68/x
3. Step 3: Cross multiply
   16,171.46x = 22,314.50 × 9,001.68
4. Step 4: Simplify right side
   16,171.46x = 200,867,886.86
5. Step 5: Solve for x
   x = 200,867,886.86/16,171.46
6. Step 6: Final answer
   x = 12,421.14