Finding the Third Proportional to 4,860,520 and 10,636,448

Step by Step Solution

1. Step 1: Write the proportion equation
   4,860,520 : 10,636,448 = 10,636,448 : x
2. Step 2: Convert to fraction form
   4,860,520/10,636,448 = 10,636,448/x
3. Step 3: Cross multiply
   4,860,520x = 10,636,448 × 10,636,448
4. Step 4: Simplify right side
   4,860,520x = 113,134,026,056,704
5. Step 5: Solve for x
   x = 113,134,026,056,704/4,860,520
6. Step 6: Final answer
   x = 23,276,115.74