Finding the Third Proportional to 4,035,858 and 8,780,304

Step by Step Solution

1. Step 1: Write the proportion equation
   4,035,858 : 8,780,304 = 8,780,304 : x
2. Step 2: Convert to fraction form
   4,035,858/8,780,304 = 8,780,304/x
3. Step 3: Cross multiply
   4,035,858x = 8,780,304 × 8,780,304
4. Step 4: Simplify right side
   4,035,858x = 77,093,738,332,416
5. Step 5: Solve for x
   x = 77,093,738,332,416/4,035,858
6. Step 6: Final answer
   x = 19,102,192.97