Finding the Fourth Proportional to 16,767.12, 25,132.86 and 7,983.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,767.12 : 25,132.86 = 7,983.48 : x
2. Step 2: Convert to fraction form
   16,767.12/25,132.86 = 7,983.48/x
3. Step 3: Cross multiply
   16,767.12x = 25,132.86 × 7,983.48
4. Step 4: Simplify right side
   16,767.12x = 200,647,685.15
5. Step 5: Solve for x
   x = 200,647,685.15/16,767.12
6. Step 6: Final answer
   x = 11,966.74