Finding the Third Proportional to 1,726,286 and 2,613,419

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726,286 : 2,613,419 = 2,613,419 : x
2. Step 2: Convert to fraction form
   1,726,286/2,613,419 = 2,613,419/x
3. Step 3: Cross multiply
   1,726,286x = 2,613,419 × 2,613,419
4. Step 4: Simplify right side
   1,726,286x = 6,829,958,869,561
5. Step 5: Solve for x
   x = 6,829,958,869,561/1,726,286
6. Step 6: Final answer
   x = 3,956,446.89