Finding the Third Proportional to 10,020,790 and 21,956,744

Step by Step Solution

1. Step 1: Write the proportion equation
   10,020,790 : 21,956,744 = 21,956,744 : x
2. Step 2: Convert to fraction form
   10,020,790/21,956,744 = 21,956,744/x
3. Step 3: Cross multiply
   10,020,790x = 21,956,744 × 21,956,744
4. Step 4: Simplify right side
   10,020,790x = 482,098,607,081,536
5. Step 5: Solve for x
   x = 482,098,607,081,536/10,020,790
6. Step 6: Final answer
   x = 48,109,840.35