Finding the Third Proportional to 2,086,497 and 4,397,166

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,497 : 4,397,166 = 4,397,166 : x
2. Step 2: Convert to fraction form
   2,086,497/4,397,166 = 4,397,166/x
3. Step 3: Cross multiply
   2,086,497x = 4,397,166 × 4,397,166
4. Step 4: Simplify right side
   2,086,497x = 19,335,068,831,556
5. Step 5: Solve for x
   x = 19,335,068,831,556/2,086,497
6. Step 6: Final answer
   x = 9,266,760.91