Finding the Third Proportional to 2,146,304 and 4,548,488

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146,304 : 4,548,488 = 4,548,488 : x
2. Step 2: Convert to fraction form
   2,146,304/4,548,488 = 4,548,488/x
3. Step 3: Cross multiply
   2,146,304x = 4,548,488 × 4,548,488
4. Step 4: Simplify right side
   2,146,304x = 20,688,743,086,144
5. Step 5: Solve for x
   x = 20,688,743,086,144/2,146,304
6. Step 6: Final answer
   x = 9,639,241.73