Finding the Third Proportional to 1,965,278 and 4,166,744

Step by Step Solution

1. Step 1: Write the proportion equation
   1,965,278 : 4,166,744 = 4,166,744 : x
2. Step 2: Convert to fraction form
   1,965,278/4,166,744 = 4,166,744/x
3. Step 3: Cross multiply
   1,965,278x = 4,166,744 × 4,166,744
4. Step 4: Simplify right side
   1,965,278x = 17,361,755,561,536
5. Step 5: Solve for x
   x = 17,361,755,561,536/1,965,278
6. Step 6: Final answer
   x = 8,834,249.18