Finding the Third Proportional to 4,574,754 and 9,777,764

Step by Step Solution

1. Step 1: Write the proportion equation
   4,574,754 : 9,777,764 = 9,777,764 : x
2. Step 2: Convert to fraction form
   4,574,754/9,777,764 = 9,777,764/x
3. Step 3: Cross multiply
   4,574,754x = 9,777,764 × 9,777,764
4. Step 4: Simplify right side
   4,574,754x = 95,604,668,839,696
5. Step 5: Solve for x
   x = 95,604,668,839,696/4,574,754
6. Step 6: Final answer
   x = 20,898,319.09