Finding the Fourth Proportional to 171,495.52, 257,243.27 and 71,601.33

Step by Step Solution

1. Step 1: Write the proportion equation
   171,495.52 : 257,243.27 = 71,601.33 : x
2. Step 2: Convert to fraction form
   171,495.52/257,243.27 = 71,601.33/x
3. Step 3: Cross multiply
   171,495.52x = 257,243.27 × 71,601.33
4. Step 4: Simplify right side
   171,495.52x = 18,418,960,265.55
5. Step 5: Solve for x
   x = 18,418,960,265.55/171,495.52
6. Step 6: Final answer
   x = 107,401.99