Finding the Fourth Proportional to 16,121.56, 24,179.82 and 7,235.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,121.56 : 24,179.82 = 7,235.05 : x
2. Step 2: Convert to fraction form
   16,121.56/24,179.82 = 7,235.05/x
3. Step 3: Cross multiply
   16,121.56x = 24,179.82 × 7,235.05
4. Step 4: Simplify right side
   16,121.56x = 174,942,206.69
5. Step 5: Solve for x
   x = 174,942,206.69/16,121.56
6. Step 6: Final answer
   x = 10,851.44