Finding the Third Proportional to 1,572,606 and 3,439,638

Step by Step Solution

1. Step 1: Write the proportion equation
   1,572,606 : 3,439,638 = 3,439,638 : x
2. Step 2: Convert to fraction form
   1,572,606/3,439,638 = 3,439,638/x
3. Step 3: Cross multiply
   1,572,606x = 3,439,638 × 3,439,638
4. Step 4: Simplify right side
   1,572,606x = 11,831,109,571,044
5. Step 5: Solve for x
   x = 11,831,109,571,044/1,572,606
6. Step 6: Final answer
   x = 7,523,250.94