Finding the Third Proportional to 1,572,660 and 3,439,698

Step by Step Solution

1. Step 1: Write the proportion equation
   1,572,660 : 3,439,698 = 3,439,698 : x
2. Step 2: Convert to fraction form
   1,572,660/3,439,698 = 3,439,698/x
3. Step 3: Cross multiply
   1,572,660x = 3,439,698 × 3,439,698
4. Step 4: Simplify right side
   1,572,660x = 11,831,522,331,204
5. Step 5: Solve for x
   x = 11,831,522,331,204/1,572,660
6. Step 6: Final answer
   x = 7,523,255.08