Finding the Third Proportional to 3,631,902 and 5,428,443

Step by Step Solution

1. Step 1: Write the proportion equation
   3,631,902 : 5,428,443 = 5,428,443 : x
2. Step 2: Convert to fraction form
   3,631,902/5,428,443 = 5,428,443/x
3. Step 3: Cross multiply
   3,631,902x = 5,428,443 × 5,428,443
4. Step 4: Simplify right side
   3,631,902x = 29,467,993,404,249
5. Step 5: Solve for x
   x = 29,467,993,404,249/3,631,902
6. Step 6: Final answer
   x = 8,113,653.23