Finding the Third Proportional to 2,207,020 and 2,965,866

Step by Step Solution

1. Step 1: Write the proportion equation
   2,207,020 : 2,965,866 = 2,965,866 : x
2. Step 2: Convert to fraction form
   2,207,020/2,965,866 = 2,965,866/x
3. Step 3: Cross multiply
   2,207,020x = 2,965,866 × 2,965,866
4. Step 4: Simplify right side
   2,207,020x = 8,796,361,129,956
5. Step 5: Solve for x
   x = 8,796,361,129,956/2,207,020
6. Step 6: Final answer
   x = 3,985,628.19