Finding the Fourth Proportional to 16,499.84, 22,767.71 and 9,426.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499.84 : 22,767.71 = 9,426.72 : x
2. Step 2: Convert to fraction form
   16,499.84/22,767.71 = 9,426.72/x
3. Step 3: Cross multiply
   16,499.84x = 22,767.71 × 9,426.72
4. Step 4: Simplify right side
   16,499.84x = 214,624,780.08
5. Step 5: Solve for x
   x = 214,624,780.08/16,499.84
6. Step 6: Final answer
   x = 13,007.69