Finding the Third Proportional to 171,928 and 262,834

Step by Step Solution

1. Step 1: Write the proportion equation
   171,928 : 262,834 = 262,834 : x
2. Step 2: Convert to fraction form
   171,928/262,834 = 262,834/x
3. Step 3: Cross multiply
   171,928x = 262,834 × 262,834
4. Step 4: Simplify right side
   171,928x = 69,081,711,556
5. Step 5: Solve for x
   x = 69,081,711,556/171,928
6. Step 6: Final answer
   x = 401,806.06