Finding the Third Proportional to 1,328,346 and 1,992,762

Step by Step Solution

1. Step 1: Write the proportion equation
   1,328,346 : 1,992,762 = 1,992,762 : x
2. Step 2: Convert to fraction form
   1,328,346/1,992,762 = 1,992,762/x
3. Step 3: Cross multiply
   1,328,346x = 1,992,762 × 1,992,762
4. Step 4: Simplify right side
   1,328,346x = 3,971,100,388,644
5. Step 5: Solve for x
   x = 3,971,100,388,644/1,328,346
6. Step 6: Final answer
   x = 2,989,507.54