Finding the Third Proportional to 4,982,570 and 10,362,681

Step by Step Solution

1. Step 1: Write the proportion equation
   4,982,570 : 10,362,681 = 10,362,681 : x
2. Step 2: Convert to fraction form
   4,982,570/10,362,681 = 10,362,681/x
3. Step 3: Cross multiply
   4,982,570x = 10,362,681 × 10,362,681
4. Step 4: Simplify right side
   4,982,570x = 107,385,157,507,761
5. Step 5: Solve for x
   x = 107,385,157,507,761/4,982,570
6. Step 6: Final answer
   x = 21,552,162.34