Finding the Third Proportional to 1,503,961 and 3,131,843

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,961 : 3,131,843 = 3,131,843 : x
2. Step 2: Convert to fraction form
   1,503,961/3,131,843 = 3,131,843/x
3. Step 3: Cross multiply
   1,503,961x = 3,131,843 × 3,131,843
4. Step 4: Simplify right side
   1,503,961x = 9,808,440,576,649
5. Step 5: Solve for x
   x = 9,808,440,576,649/1,503,961
6. Step 6: Final answer
   x = 6,521,738.65