Finding the Third Proportional to 10,284,981 and 21,936,837

Step by Step Solution

1. Step 1: Write the proportion equation
   10,284,981 : 21,936,837 = 21,936,837 : x
2. Step 2: Convert to fraction form
   10,284,981/21,936,837 = 21,936,837/x
3. Step 3: Cross multiply
   10,284,981x = 21,936,837 × 21,936,837
4. Step 4: Simplify right side
   10,284,981x = 481,224,817,564,569
5. Step 5: Solve for x
   x = 481,224,817,564,569/10,284,981
6. Step 6: Final answer
   x = 46,789,081.82