Finding the Third Proportional to 1,028,377 and 2,106,866

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,377 : 2,106,866 = 2,106,866 : x
2. Step 2: Convert to fraction form
   1,028,377/2,106,866 = 2,106,866/x
3. Step 3: Cross multiply
   1,028,377x = 2,106,866 × 2,106,866
4. Step 4: Simplify right side
   1,028,377x = 4,438,884,341,956
5. Step 5: Solve for x
   x = 4,438,884,341,956/1,028,377
6. Step 6: Final answer
   x = 4,316,397.92