Finding the Third Proportional to 1,438,341 and 3,100,857

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,341 : 3,100,857 = 3,100,857 : x
2. Step 2: Convert to fraction form
   1,438,341/3,100,857 = 3,100,857/x
3. Step 3: Cross multiply
   1,438,341x = 3,100,857 × 3,100,857
4. Step 4: Simplify right side
   1,438,341x = 9,615,314,134,449
5. Step 5: Solve for x
   x = 9,615,314,134,449/1,438,341
6. Step 6: Final answer
   x = 6,685,003.16