Finding the Third Proportional to 1,646,712 and 2,569,662

Step by Step Solution

1. Step 1: Write the proportion equation
   1,646,712 : 2,569,662 = 2,569,662 : x
2. Step 2: Convert to fraction form
   1,646,712/2,569,662 = 2,569,662/x
3. Step 3: Cross multiply
   1,646,712x = 2,569,662 × 2,569,662
4. Step 4: Simplify right side
   1,646,712x = 6,603,162,794,244
5. Step 5: Solve for x
   x = 6,603,162,794,244/1,646,712
6. Step 6: Final answer
   x = 4,009,907.50