Finding the Third Proportional to 1,503,969 and 3,131,862

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,969 : 3,131,862 = 3,131,862 : x
2. Step 2: Convert to fraction form
   1,503,969/3,131,862 = 3,131,862/x
3. Step 3: Cross multiply
   1,503,969x = 3,131,862 × 3,131,862
4. Step 4: Simplify right side
   1,503,969x = 9,808,559,587,044
5. Step 5: Solve for x
   x = 9,808,559,587,044/1,503,969
6. Step 6: Final answer
   x = 6,521,783.09