Finding the Third Proportional to 2,909,212 and 6,119,906

Step by Step Solution

1. Step 1: Write the proportion equation
   2,909,212 : 6,119,906 = 6,119,906 : x
2. Step 2: Convert to fraction form
   2,909,212/6,119,906 = 6,119,906/x
3. Step 3: Cross multiply
   2,909,212x = 6,119,906 × 6,119,906
4. Step 4: Simplify right side
   2,909,212x = 37,453,249,448,836
5. Step 5: Solve for x
   x = 37,453,249,448,836/2,909,212
6. Step 6: Final answer
   x = 12,874,018.62