Finding the Third Proportional to 2,680,356 and 5,780,616

Step by Step Solution

1. Step 1: Write the proportion equation
   2,680,356 : 5,780,616 = 5,780,616 : x
2. Step 2: Convert to fraction form
   2,680,356/5,780,616 = 5,780,616/x
3. Step 3: Cross multiply
   2,680,356x = 5,780,616 × 5,780,616
4. Step 4: Simplify right side
   2,680,356x = 33,415,521,339,456
5. Step 5: Solve for x
   x = 33,415,521,339,456/2,680,356
6. Step 6: Final answer
   x = 12,466,822.07