Finding the Third Proportional to 2,310,790 and 4,986,945

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310,790 : 4,986,945 = 4,986,945 : x
2. Step 2: Convert to fraction form
   2,310,790/4,986,945 = 4,986,945/x
3. Step 3: Cross multiply
   2,310,790x = 4,986,945 × 4,986,945
4. Step 4: Simplify right side
   2,310,790x = 24,869,620,433,025
5. Step 5: Solve for x
   x = 24,869,620,433,025/2,310,790
6. Step 6: Final answer
   x = 10,762,388.81