Finding the Third Proportional to 2,105,345 and 3,197,419

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,345 : 3,197,419 = 3,197,419 : x
2. Step 2: Convert to fraction form
   2,105,345/3,197,419 = 3,197,419/x
3. Step 3: Cross multiply
   2,105,345x = 3,197,419 × 3,197,419
4. Step 4: Simplify right side
   2,105,345x = 10,223,488,261,561
5. Step 5: Solve for x
   x = 10,223,488,261,561/2,105,345
6. Step 6: Final answer
   x = 4,855,968.15