Finding the Third Proportional to 131,942 and 268,492

Step by Step Solution

1. Step 1: Write the proportion equation
   131,942 : 268,492 = 268,492 : x
2. Step 2: Convert to fraction form
   131,942/268,492 = 268,492/x
3. Step 3: Cross multiply
   131,942x = 268,492 × 268,492
4. Step 4: Simplify right side
   131,942x = 72,087,954,064
5. Step 5: Solve for x
   x = 72,087,954,064/131,942
6. Step 6: Final answer
   x = 546,360.93