Finding the Third Proportional to 2,111,202 and 4,978,869

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,202 : 4,978,869 = 4,978,869 : x
2. Step 2: Convert to fraction form
   2,111,202/4,978,869 = 4,978,869/x
3. Step 3: Cross multiply
   2,111,202x = 4,978,869 × 4,978,869
4. Step 4: Simplify right side
   2,111,202x = 24,789,136,519,161
5. Step 5: Solve for x
   x = 24,789,136,519,161/2,111,202
6. Step 6: Final answer
   x = 11,741,717.05