Finding the Third Proportional to 3,465,766 and 7,728,414

Step by Step Solution

1. Step 1: Write the proportion equation
   3,465,766 : 7,728,414 = 7,728,414 : x
2. Step 2: Convert to fraction form
   3,465,766/7,728,414 = 7,728,414/x
3. Step 3: Cross multiply
   3,465,766x = 7,728,414 × 7,728,414
4. Step 4: Simplify right side
   3,465,766x = 59,728,382,955,396
5. Step 5: Solve for x
   x = 59,728,382,955,396/3,465,766
6. Step 6: Final answer
   x = 17,233,818.72