Finding the Third Proportional to 2,631,800 and 5,662,768

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,800 : 5,662,768 = 5,662,768 : x
2. Step 2: Convert to fraction form
   2,631,800/5,662,768 = 5,662,768/x
3. Step 3: Cross multiply
   2,631,800x = 5,662,768 × 5,662,768
4. Step 4: Simplify right side
   2,631,800x = 32,066,941,421,824
5. Step 5: Solve for x
   x = 32,066,941,421,824/2,631,800
6. Step 6: Final answer
   x = 12,184,414.25