Finding the Third Proportional to 89,957 and 131,479

Step by Step Solution

1. Step 1: Write the proportion equation
   89,957 : 131,479 = 131,479 : x
2. Step 2: Convert to fraction form
   89,957/131,479 = 131,479/x
3. Step 3: Cross multiply
   89,957x = 131,479 × 131,479
4. Step 4: Simplify right side
   89,957x = 17,286,727,441
5. Step 5: Solve for x
   x = 17,286,727,441/89,957
6. Step 6: Final answer
   x = 192,166.56