Finding the Third Proportional to 161,082 and 345,492

Step by Step Solution

1. Step 1: Write the proportion equation
   161,082 : 345,492 = 345,492 : x
2. Step 2: Convert to fraction form
   161,082/345,492 = 345,492/x
3. Step 3: Cross multiply
   161,082x = 345,492 × 345,492
4. Step 4: Simplify right side
   161,082x = 119,364,722,064
5. Step 5: Solve for x
   x = 119,364,722,064/161,082
6. Step 6: Final answer
   x = 741,018.38