Finding the Third Proportional to 127,900 and 298,734

Step by Step Solution

1. Step 1: Write the proportion equation
   127,900 : 298,734 = 298,734 : x
2. Step 2: Convert to fraction form
   127,900/298,734 = 298,734/x
3. Step 3: Cross multiply
   127,900x = 298,734 × 298,734
4. Step 4: Simplify right side
   127,900x = 89,242,002,756
5. Step 5: Solve for x
   x = 89,242,002,756/127,900
6. Step 6: Final answer
   x = 697,748.26