Finding the Third Proportional to 4,860,510 and 10,636,428

Step by Step Solution

1. Step 1: Write the proportion equation
   4,860,510 : 10,636,428 = 10,636,428 : x
2. Step 2: Convert to fraction form
   4,860,510/10,636,428 = 10,636,428/x
3. Step 3: Cross multiply
   4,860,510x = 10,636,428 × 10,636,428
4. Step 4: Simplify right side
   4,860,510x = 113,133,600,599,184
5. Step 5: Solve for x
   x = 113,133,600,599,184/4,860,510
6. Step 6: Final answer
   x = 23,276,076.09