Finding the Fourth Proportional to 16,425, 22,667.31 and 9,352.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,425 : 22,667.31 = 9,352.08 : x
2. Step 2: Convert to fraction form
   16,425/22,667.31 = 9,352.08/x
3. Step 3: Cross multiply
   16,425x = 22,667.31 × 9,352.08
4. Step 4: Simplify right side
   16,425x = 211,986,496.50
5. Step 5: Solve for x
   x = 211,986,496.50/16,425
6. Step 6: Final answer
   x = 12,906.33