Finding the Third Proportional to 4,982,572 and 10,362,685

Step by Step Solution

1. Step 1: Write the proportion equation
   4,982,572 : 10,362,685 = 10,362,685 : x
2. Step 2: Convert to fraction form
   4,982,572/10,362,685 = 10,362,685/x
3. Step 3: Cross multiply
   4,982,572x = 10,362,685 × 10,362,685
4. Step 4: Simplify right side
   4,982,572x = 107,385,240,409,225
5. Step 5: Solve for x
   x = 107,385,240,409,225/4,982,572
6. Step 6: Final answer
   x = 21,552,170.33