Finding the Fourth Proportional to 16,496.40, 22,766.66 and 9,423.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,496.40 : 22,766.66 = 9,423.88 : x
2. Step 2: Convert to fraction form
   16,496.40/22,766.66 = 9,423.88/x
3. Step 3: Cross multiply
   16,496.40x = 22,766.66 × 9,423.88
4. Step 4: Simplify right side
   16,496.40x = 214,550,271.84
5. Step 5: Solve for x
   x = 214,550,271.84/16,496.40
6. Step 6: Final answer
   x = 13,005.88