Finding the Fourth Proportional to 16,796.96, 23,180.16 and 9,243.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,796.96 : 23,180.16 = 9,243.68 : x
2. Step 2: Convert to fraction form
   16,796.96/23,180.16 = 9,243.68/x
3. Step 3: Cross multiply
   16,796.96x = 23,180.16 × 9,243.68
4. Step 4: Simplify right side
   16,796.96x = 214,269,981.39
5. Step 5: Solve for x
   x = 214,269,981.39/16,796.96
6. Step 6: Final answer
   x = 12,756.47