Finding the Fourth Proportional to 16,426.75, 22,669.73 and 9,353.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,426.75 : 22,669.73 = 9,353.83 : x
2. Step 2: Convert to fraction form
   16,426.75/22,669.73 = 9,353.83/x
3. Step 3: Cross multiply
   16,426.75x = 22,669.73 × 9,353.83
4. Step 4: Simplify right side
   16,426.75x = 212,048,800.57
5. Step 5: Solve for x
   x = 212,048,800.57/16,426.75
6. Step 6: Final answer
   x = 12,908.75