Finding the Third Proportional to 461,342 and 998,500

Step by Step Solution

1. Step 1: Write the proportion equation
   461,342 : 998,500 = 998,500 : x
2. Step 2: Convert to fraction form
   461,342/998,500 = 998,500/x
3. Step 3: Cross multiply
   461,342x = 998,500 × 998,500
4. Step 4: Simplify right side
   461,342x = 997,002,250,000
5. Step 5: Solve for x
   x = 997,002,250,000/461,342
6. Step 6: Final answer
   x = 2,161,091.45