Finding the Third Proportional to 3,465,754 and 7,728,394

Step by Step Solution

1. Step 1: Write the proportion equation
   3,465,754 : 7,728,394 = 7,728,394 : x
2. Step 2: Convert to fraction form
   3,465,754/7,728,394 = 7,728,394/x
3. Step 3: Cross multiply
   3,465,754x = 7,728,394 × 7,728,394
4. Step 4: Simplify right side
   3,465,754x = 59,728,073,819,236
5. Step 5: Solve for x
   x = 59,728,073,819,236/3,465,754
6. Step 6: Final answer
   x = 17,233,789.19