Finding the Third Proportional to 2,065,791 and 4,457,886

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065,791 : 4,457,886 = 4,457,886 : x
2. Step 2: Convert to fraction form
   2,065,791/4,457,886 = 4,457,886/x
3. Step 3: Cross multiply
   2,065,791x = 4,457,886 × 4,457,886
4. Step 4: Simplify right side
   2,065,791x = 19,872,747,588,996
5. Step 5: Solve for x
   x = 19,872,747,588,996/2,065,791
6. Step 6: Final answer
   x = 9,619,921.66