Finding the Third Proportional to 1,189,728 and 2,459,484

Step by Step Solution

1. Step 1: Write the proportion equation
   1,189,728 : 2,459,484 = 2,459,484 : x
2. Step 2: Convert to fraction form
   1,189,728/2,459,484 = 2,459,484/x
3. Step 3: Cross multiply
   1,189,728x = 2,459,484 × 2,459,484
4. Step 4: Simplify right side
   1,189,728x = 6,049,061,546,256
5. Step 5: Solve for x
   x = 6,049,061,546,256/1,189,728
6. Step 6: Final answer
   x = 5,084,407.15