Finding the Third Proportional to 2,586,496 and 5,246,743

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,496 : 5,246,743 = 5,246,743 : x
2. Step 2: Convert to fraction form
   2,586,496/5,246,743 = 5,246,743/x
3. Step 3: Cross multiply
   2,586,496x = 5,246,743 × 5,246,743
4. Step 4: Simplify right side
   2,586,496x = 27,528,312,108,049
5. Step 5: Solve for x
   x = 27,528,312,108,049/2,586,496
6. Step 6: Final answer
   x = 10,643,090.93