Finding the Fourth Proportional to 154,493.82, 231,682.41 and 71,329.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,493.82 : 231,682.41 = 71,329.50 : x
2. Step 2: Convert to fraction form
   154,493.82/231,682.41 = 71,329.50/x
3. Step 3: Cross multiply
   154,493.82x = 231,682.41 × 71,329.50
4. Step 4: Simplify right side
   154,493.82x = 16,525,790,464.10
5. Step 5: Solve for x
   x = 16,525,790,464.10/154,493.82
6. Step 6: Final answer
   x = 106,967.32