Finding the Third Proportional to 158,082 and 231,200

Step by Step Solution

1. Step 1: Write the proportion equation
   158,082 : 231,200 = 231,200 : x
2. Step 2: Convert to fraction form
   158,082/231,200 = 231,200/x
3. Step 3: Cross multiply
   158,082x = 231,200 × 231,200
4. Step 4: Simplify right side
   158,082x = 53,453,440,000
5. Step 5: Solve for x
   x = 53,453,440,000/158,082
6. Step 6: Final answer
   x = 338,137.42