Finding the Third Proportional to 1,258,457 and 2,726,866

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,457 : 2,726,866 = 2,726,866 : x
2. Step 2: Convert to fraction form
   1,258,457/2,726,866 = 2,726,866/x
3. Step 3: Cross multiply
   1,258,457x = 2,726,866 × 2,726,866
4. Step 4: Simplify right side
   1,258,457x = 7,435,798,181,956
5. Step 5: Solve for x
   x = 7,435,798,181,956/1,258,457
6. Step 6: Final answer
   x = 5,908,662.90