Finding the Third Proportional to 2,356,753 and 3,686,778

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356,753 : 3,686,778 = 3,686,778 : x
2. Step 2: Convert to fraction form
   2,356,753/3,686,778 = 3,686,778/x
3. Step 3: Cross multiply
   2,356,753x = 3,686,778 × 3,686,778
4. Step 4: Simplify right side
   2,356,753x = 13,592,332,021,284
5. Step 5: Solve for x
   x = 13,592,332,021,284/2,356,753
6. Step 6: Final answer
   x = 5,767,397.78