Finding the Third Proportional to 165,992 and 359,936

Step by Step Solution

1. Step 1: Write the proportion equation
   165,992 : 359,936 = 359,936 : x
2. Step 2: Convert to fraction form
   165,992/359,936 = 359,936/x
3. Step 3: Cross multiply
   165,992x = 359,936 × 359,936
4. Step 4: Simplify right side
   165,992x = 129,553,924,096
5. Step 5: Solve for x
   x = 129,553,924,096/165,992
6. Step 6: Final answer
   x = 780,482.94