Finding the Third Proportional to 3,465,714 and 7,728,310

Step by Step Solution

1. Step 1: Write the proportion equation
   3,465,714 : 7,728,310 = 7,728,310 : x
2. Step 2: Convert to fraction form
   3,465,714/7,728,310 = 7,728,310/x
3. Step 3: Cross multiply
   3,465,714x = 7,728,310 × 7,728,310
4. Step 4: Simplify right side
   3,465,714x = 59,726,775,456,100
5. Step 5: Solve for x
   x = 59,726,775,456,100/3,465,714
6. Step 6: Final answer
   x = 17,233,613.46