Finding the Third Proportional to 3,465,755 and 7,728,396

Step by Step Solution

1. Step 1: Write the proportion equation
   3,465,755 : 7,728,396 = 7,728,396 : x
2. Step 2: Convert to fraction form
   3,465,755/7,728,396 = 7,728,396/x
3. Step 3: Cross multiply
   3,465,755x = 7,728,396 × 7,728,396
4. Step 4: Simplify right side
   3,465,755x = 59,728,104,732,816
5. Step 5: Solve for x
   x = 59,728,104,732,816/3,465,755
6. Step 6: Final answer
   x = 17,233,793.14