Finding the Third Proportional to 2,135,706 and 4,542,708

Step by Step Solution

1. Step 1: Write the proportion equation
   2,135,706 : 4,542,708 = 4,542,708 : x
2. Step 2: Convert to fraction form
   2,135,706/4,542,708 = 4,542,708/x
3. Step 3: Cross multiply
   2,135,706x = 4,542,708 × 4,542,708
4. Step 4: Simplify right side
   2,135,706x = 20,636,195,973,264
5. Step 5: Solve for x
   x = 20,636,195,973,264/2,135,706
6. Step 6: Final answer
   x = 9,662,470.38