Finding the Third Proportional to 1,239,512 and 2,627,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,239,512 : 2,627,828 = 2,627,828 : x
2. Step 2: Convert to fraction form
   1,239,512/2,627,828 = 2,627,828/x
3. Step 3: Cross multiply
   1,239,512x = 2,627,828 × 2,627,828
4. Step 4: Simplify right side
   1,239,512x = 6,905,479,997,584
5. Step 5: Solve for x
   x = 6,905,479,997,584/1,239,512
6. Step 6: Final answer
   x = 5,571,127.99