Finding the Fourth Proportional to 16,433.32, 22,672.56 and 9,262.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,433.32 : 22,672.56 = 9,262.12 : x
2. Step 2: Convert to fraction form
   16,433.32/22,672.56 = 9,262.12/x
3. Step 3: Cross multiply
   16,433.32x = 22,672.56 × 9,262.12
4. Step 4: Simplify right side
   16,433.32x = 209,995,971.43
5. Step 5: Solve for x
   x = 209,995,971.43/16,433.32
6. Step 6: Final answer
   x = 12,778.67