Finding the Third Proportional to 2,146,468 and 4,469,192

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146,468 : 4,469,192 = 4,469,192 : x
2. Step 2: Convert to fraction form
   2,146,468/4,469,192 = 4,469,192/x
3. Step 3: Cross multiply
   2,146,468x = 4,469,192 × 4,469,192
4. Step 4: Simplify right side
   2,146,468x = 19,973,677,132,864
5. Step 5: Solve for x
   x = 19,973,677,132,864/2,146,468
6. Step 6: Final answer
   x = 9,305,369.16