Finding the Third Proportional to 2,146,466 and 4,469,188

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146,466 : 4,469,188 = 4,469,188 : x
2. Step 2: Convert to fraction form
   2,146,466/4,469,188 = 4,469,188/x
3. Step 3: Cross multiply
   2,146,466x = 4,469,188 × 4,469,188
4. Step 4: Simplify right side
   2,146,466x = 19,973,641,379,344
5. Step 5: Solve for x
   x = 19,973,641,379,344/2,146,466
6. Step 6: Final answer
   x = 9,305,361.17