Finding the Third Proportional to 1,259,918 and 1,945,586

Step by Step Solution

1. Step 1: Write the proportion equation
   1,259,918 : 1,945,586 = 1,945,586 : x
2. Step 2: Convert to fraction form
   1,259,918/1,945,586 = 1,945,586/x
3. Step 3: Cross multiply
   1,259,918x = 1,945,586 × 1,945,586
4. Step 4: Simplify right side
   1,259,918x = 3,785,304,883,396
5. Step 5: Solve for x
   x = 3,785,304,883,396/1,259,918
6. Step 6: Final answer
   x = 3,004,405.75