Finding the Fourth Proportional to 16,777.62, 23,153.76 and 9,608.67

Step by Step Solution

1. Step 1: Write the proportion equation
   16,777.62 : 23,153.76 = 9,608.67 : x
2. Step 2: Convert to fraction form
   16,777.62/23,153.76 = 9,608.67/x
3. Step 3: Cross multiply
   16,777.62x = 23,153.76 × 9,608.67
4. Step 4: Simplify right side
   16,777.62x = 222,476,839.10
5. Step 5: Solve for x
   x = 222,476,839.10/16,777.62
6. Step 6: Final answer
   x = 13,260.33