Finding the Third Proportional to 4,863,942 and 10,558,620

Step by Step Solution

1. Step 1: Write the proportion equation
   4,863,942 : 10,558,620 = 10,558,620 : x
2. Step 2: Convert to fraction form
   4,863,942/10,558,620 = 10,558,620/x
3. Step 3: Cross multiply
   4,863,942x = 10,558,620 × 10,558,620
4. Step 4: Simplify right side
   4,863,942x = 111,484,456,304,400
5. Step 5: Solve for x
   x = 111,484,456,304,400/4,863,942
6. Step 6: Final answer
   x = 22,920,597.39