Finding the Third Proportional to 356,500 and 792,700

Step by Step Solution

1. Step 1: Write the proportion equation
   356,500 : 792,700 = 792,700 : x
2. Step 2: Convert to fraction form
   356,500/792,700 = 792,700/x
3. Step 3: Cross multiply
   356,500x = 792,700 × 792,700
4. Step 4: Simplify right side
   356,500x = 628,373,290,000
5. Step 5: Solve for x
   x = 628,373,290,000/356,500
6. Step 6: Final answer
   x = 1,762,617.92