Finding the Fourth Proportional to 16,235.05, 24,352.31 and 5,141.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,235.05 : 24,352.31 = 5,141.72 : x
2. Step 2: Convert to fraction form
   16,235.05/24,352.31 = 5,141.72/x
3. Step 3: Cross multiply
   16,235.05x = 24,352.31 × 5,141.72
4. Step 4: Simplify right side
   16,235.05x = 125,212,759.37
5. Step 5: Solve for x
   x = 125,212,759.37/16,235.05
6. Step 6: Final answer
   x = 7,712.50