Finding the Third Proportional to 3,117,634 and 7,284,201

Step by Step Solution

1. Step 1: Write the proportion equation
   3,117,634 : 7,284,201 = 7,284,201 : x
2. Step 2: Convert to fraction form
   3,117,634/7,284,201 = 7,284,201/x
3. Step 3: Cross multiply
   3,117,634x = 7,284,201 × 7,284,201
4. Step 4: Simplify right side
   3,117,634x = 53,059,584,208,401
5. Step 5: Solve for x
   x = 53,059,584,208,401/3,117,634
6. Step 6: Final answer
   x = 17,019,183.20