Finding the Third Proportional to 156,951 and 343,564

Step by Step Solution

1. Step 1: Write the proportion equation
   156,951 : 343,564 = 343,564 : x
2. Step 2: Convert to fraction form
   156,951/343,564 = 343,564/x
3. Step 3: Cross multiply
   156,951x = 343,564 × 343,564
4. Step 4: Simplify right side
   156,951x = 118,036,222,096
5. Step 5: Solve for x
   x = 118,036,222,096/156,951
6. Step 6: Final answer
   x = 752,057.79