Finding the Third Proportional to 1,689,907 and 2,593,910

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,907 : 2,593,910 = 2,593,910 : x
2. Step 2: Convert to fraction form
   1,689,907/2,593,910 = 2,593,910/x
3. Step 3: Cross multiply
   1,689,907x = 2,593,910 × 2,593,910
4. Step 4: Simplify right side
   1,689,907x = 6,728,369,088,100
5. Step 5: Solve for x
   x = 6,728,369,088,100/1,689,907
6. Step 6: Final answer
   x = 3,981,502.58