Finding the Third Proportional to 2,470,556 and 3,691,287

Step by Step Solution

1. Step 1: Write the proportion equation
   2,470,556 : 3,691,287 = 3,691,287 : x
2. Step 2: Convert to fraction form
   2,470,556/3,691,287 = 3,691,287/x
3. Step 3: Cross multiply
   2,470,556x = 3,691,287 × 3,691,287
4. Step 4: Simplify right side
   2,470,556x = 13,625,599,716,369
5. Step 5: Solve for x
   x = 13,625,599,716,369/2,470,556
6. Step 6: Final answer
   x = 5,515,195.65