Finding the Third Proportional to 2,128,485 and 3,304,662

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128,485 : 3,304,662 = 3,304,662 : x
2. Step 2: Convert to fraction form
   2,128,485/3,304,662 = 3,304,662/x
3. Step 3: Cross multiply
   2,128,485x = 3,304,662 × 3,304,662
4. Step 4: Simplify right side
   2,128,485x = 10,920,790,934,244
5. Step 5: Solve for x
   x = 10,920,790,934,244/2,128,485
6. Step 6: Final answer
   x = 5,130,781.25