Finding the Third Proportional to 2,391,660 and 3,631,770

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391,660 : 3,631,770 = 3,631,770 : x
2. Step 2: Convert to fraction form
   2,391,660/3,631,770 = 3,631,770/x
3. Step 3: Cross multiply
   2,391,660x = 3,631,770 × 3,631,770
4. Step 4: Simplify right side
   2,391,660x = 13,189,753,332,900
5. Step 5: Solve for x
   x = 13,189,753,332,900/2,391,660
6. Step 6: Final answer
   x = 5,514,894.81