Finding the Third Proportional to 1,039,505 and 2,239,426

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,505 : 2,239,426 = 2,239,426 : x
2. Step 2: Convert to fraction form
   1,039,505/2,239,426 = 2,239,426/x
3. Step 3: Cross multiply
   1,039,505x = 2,239,426 × 2,239,426
4. Step 4: Simplify right side
   1,039,505x = 5,015,028,809,476
5. Step 5: Solve for x
   x = 5,015,028,809,476/1,039,505
6. Step 6: Final answer
   x = 4,824,439.33