Finding the Fourth Proportional to 16,397.40, 22,628.58 and 9,323.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,397.40 : 22,628.58 = 9,323.82 : x
2. Step 2: Convert to fraction form
   16,397.40/22,628.58 = 9,323.82/x
3. Step 3: Cross multiply
   16,397.40x = 22,628.58 × 9,323.82
4. Step 4: Simplify right side
   16,397.40x = 210,984,806.78
5. Step 5: Solve for x
   x = 210,984,806.78/16,397.40
6. Step 6: Final answer
   x = 12,866.97