Finding the Third Proportional to 4,860,540 and 10,636,488

Step by Step Solution

1. Step 1: Write the proportion equation
   4,860,540 : 10,636,488 = 10,636,488 : x
2. Step 2: Convert to fraction form
   4,860,540/10,636,488 = 10,636,488/x
3. Step 3: Cross multiply
   4,860,540x = 10,636,488 × 10,636,488
4. Step 4: Simplify right side
   4,860,540x = 113,134,876,974,144
5. Step 5: Solve for x
   x = 113,134,876,974,144/4,860,540
6. Step 6: Final answer
   x = 23,276,195.03