Finding the Third Proportional to 4,982,552 and 10,362,645

Step by Step Solution

1. Step 1: Write the proportion equation
   4,982,552 : 10,362,645 = 10,362,645 : x
2. Step 2: Convert to fraction form
   4,982,552/10,362,645 = 10,362,645/x
3. Step 3: Cross multiply
   4,982,552x = 10,362,645 × 10,362,645
4. Step 4: Simplify right side
   4,982,552x = 107,384,411,396,025
5. Step 5: Solve for x
   x = 107,384,411,396,025/4,982,552
6. Step 6: Final answer
   x = 21,552,090.45