Finding the Third Proportional to 168,327 and 359,981

Step by Step Solution

1. Step 1: Write the proportion equation
   168,327 : 359,981 = 359,981 : x
2. Step 2: Convert to fraction form
   168,327/359,981 = 359,981/x
3. Step 3: Cross multiply
   168,327x = 359,981 × 359,981
4. Step 4: Simplify right side
   168,327x = 129,586,320,361
5. Step 5: Solve for x
   x = 129,586,320,361/168,327
6. Step 6: Final answer
   x = 769,848.69