Finding the Third Proportional to 1,728,692 and 2,616,898

Step by Step Solution

1. Step 1: Write the proportion equation
   1,728,692 : 2,616,898 = 2,616,898 : x
2. Step 2: Convert to fraction form
   1,728,692/2,616,898 = 2,616,898/x
3. Step 3: Cross multiply
   1,728,692x = 2,616,898 × 2,616,898
4. Step 4: Simplify right side
   1,728,692x = 6,848,155,142,404
5. Step 5: Solve for x
   x = 6,848,155,142,404/1,728,692
6. Step 6: Final answer
   x = 3,961,466.32