Finding the Third Proportional to 10,020,777 and 21,956,757

Step by Step Solution

1. Step 1: Write the proportion equation
   10,020,777 : 21,956,757 = 21,956,757 : x
2. Step 2: Convert to fraction form
   10,020,777/21,956,757 = 21,956,757/x
3. Step 3: Cross multiply
   10,020,777x = 21,956,757 × 21,956,757
4. Step 4: Simplify right side
   10,020,777x = 482,099,177,957,049
5. Step 5: Solve for x
   x = 482,099,177,957,049/10,020,777
6. Step 6: Final answer
   x = 48,109,959.73