Finding the Third Proportional to 1,726,309 and 2,613,455

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726,309 : 2,613,455 = 2,613,455 : x
2. Step 2: Convert to fraction form
   1,726,309/2,613,455 = 2,613,455/x
3. Step 3: Cross multiply
   1,726,309x = 2,613,455 × 2,613,455
4. Step 4: Simplify right side
   1,726,309x = 6,830,147,037,025
5. Step 5: Solve for x
   x = 6,830,147,037,025/1,726,309
6. Step 6: Final answer
   x = 3,956,503.17