Finding the Third Proportional to 3,914,217 and 5,512,107

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914,217 : 5,512,107 = 5,512,107 : x
2. Step 2: Convert to fraction form
   3,914,217/5,512,107 = 5,512,107/x
3. Step 3: Cross multiply
   3,914,217x = 5,512,107 × 5,512,107
4. Step 4: Simplify right side
   3,914,217x = 30,383,323,579,449
5. Step 5: Solve for x
   x = 30,383,323,579,449/3,914,217
6. Step 6: Final answer
   x = 7,762,299.22