Finding the Third Proportional to 2,155,923 and 4,694,334

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,923 : 4,694,334 = 4,694,334 : x
2. Step 2: Convert to fraction form
   2,155,923/4,694,334 = 4,694,334/x
3. Step 3: Cross multiply
   2,155,923x = 4,694,334 × 4,694,334
4. Step 4: Simplify right side
   2,155,923x = 22,036,771,703,556
5. Step 5: Solve for x
   x = 22,036,771,703,556/2,155,923
6. Step 6: Final answer
   x = 10,221,502.21