Finding the Third Proportional to 3,527,730 and 7,728,066

Step by Step Solution

1. Step 1: Write the proportion equation
   3,527,730 : 7,728,066 = 7,728,066 : x
2. Step 2: Convert to fraction form
   3,527,730/7,728,066 = 7,728,066/x
3. Step 3: Cross multiply
   3,527,730x = 7,728,066 × 7,728,066
4. Step 4: Simplify right side
   3,527,730x = 59,723,004,100,356
5. Step 5: Solve for x
   x = 59,723,004,100,356/3,527,730
6. Step 6: Final answer
   x = 16,929,584.78