Finding the Third Proportional to 2,086,247 and 4,471,910

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,247 : 4,471,910 = 4,471,910 : x
2. Step 2: Convert to fraction form
   2,086,247/4,471,910 = 4,471,910/x
3. Step 3: Cross multiply
   2,086,247x = 4,471,910 × 4,471,910
4. Step 4: Simplify right side
   2,086,247x = 19,997,979,048,100
5. Step 5: Solve for x
   x = 19,997,979,048,100/2,086,247
6. Step 6: Final answer
   x = 9,585,623.87