Finding the Third Proportional to 2,685,830 and 5,769,208

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685,830 : 5,769,208 = 5,769,208 : x
2. Step 2: Convert to fraction form
   2,685,830/5,769,208 = 5,769,208/x
3. Step 3: Cross multiply
   2,685,830x = 5,769,208 × 5,769,208
4. Step 4: Simplify right side
   2,685,830x = 33,283,760,947,264
5. Step 5: Solve for x
   x = 33,283,760,947,264/2,685,830
6. Step 6: Final answer
   x = 12,392,355.79