Finding the Fourth Proportional to 12,179.16, 16,816.86 and 7,932.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,179.16 : 16,816.86 = 7,932.24 : x
2. Step 2: Convert to fraction form
   12,179.16/16,816.86 = 7,932.24/x
3. Step 3: Cross multiply
   12,179.16x = 16,816.86 × 7,932.24
4. Step 4: Simplify right side
   12,179.16x = 133,395,369.57
5. Step 5: Solve for x
   x = 133,395,369.57/12,179.16
6. Step 6: Final answer
   x = 10,952.76