Finding the Third Proportional to 2,680,510 and 5,780,892

Step by Step Solution

1. Step 1: Write the proportion equation
   2,680,510 : 5,780,892 = 5,780,892 : x
2. Step 2: Convert to fraction form
   2,680,510/5,780,892 = 5,780,892/x
3. Step 3: Cross multiply
   2,680,510x = 5,780,892 × 5,780,892
4. Step 4: Simplify right side
   2,680,510x = 33,418,712,315,664
5. Step 5: Solve for x
   x = 33,418,712,315,664/2,680,510
6. Step 6: Final answer
   x = 12,467,296.27