Finding the Third Proportional to 4,860,584 and 10,636,540

Step by Step Solution

1. Step 1: Write the proportion equation
   4,860,584 : 10,636,540 = 10,636,540 : x
2. Step 2: Convert to fraction form
   4,860,584/10,636,540 = 10,636,540/x
3. Step 3: Cross multiply
   4,860,584x = 10,636,540 × 10,636,540
4. Step 4: Simplify right side
   4,860,584x = 113,135,983,171,600
5. Step 5: Solve for x
   x = 113,135,983,171,600/4,860,584
6. Step 6: Final answer
   x = 23,276,211.91