Finding the Third Proportional to 10,020,787 and 21,956,760

Step by Step Solution

1. Step 1: Write the proportion equation
   10,020,787 : 21,956,760 = 21,956,760 : x
2. Step 2: Convert to fraction form
   10,020,787/21,956,760 = 21,956,760/x
3. Step 3: Cross multiply
   10,020,787x = 21,956,760 × 21,956,760
4. Step 4: Simplify right side
   10,020,787x = 482,099,309,697,600
5. Step 5: Solve for x
   x = 482,099,309,697,600/10,020,787
6. Step 6: Final answer
   x = 48,109,924.87