Finding the Third Proportional to 1,515,414 and 3,240,966

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,414 : 3,240,966 = 3,240,966 : x
2. Step 2: Convert to fraction form
   1,515,414/3,240,966 = 3,240,966/x
3. Step 3: Cross multiply
   1,515,414x = 3,240,966 × 3,240,966
4. Step 4: Simplify right side
   1,515,414x = 10,503,860,613,156
5. Step 5: Solve for x
   x = 10,503,860,613,156/1,515,414
6. Step 6: Final answer
   x = 6,931,347.22