Finding the Fourth Proportional to 16,280.56, 24,388.47 and 7,936.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,280.56 : 24,388.47 = 7,936.24 : x
2. Step 2: Convert to fraction form
   16,280.56/24,388.47 = 7,936.24/x
3. Step 3: Cross multiply
   16,280.56x = 24,388.47 × 7,936.24
4. Step 4: Simplify right side
   16,280.56x = 193,552,751.15
5. Step 5: Solve for x
   x = 193,552,751.15/16,280.56
6. Step 6: Final answer
   x = 11,888.58