Finding the Third Proportional to 1,394,568 and 2,154,924

Step by Step Solution

1. Step 1: Write the proportion equation
   1,394,568 : 2,154,924 = 2,154,924 : x
2. Step 2: Convert to fraction form
   1,394,568/2,154,924 = 2,154,924/x
3. Step 3: Cross multiply
   1,394,568x = 2,154,924 × 2,154,924
4. Step 4: Simplify right side
   1,394,568x = 4,643,697,445,776
5. Step 5: Solve for x
   x = 4,643,697,445,776/1,394,568
6. Step 6: Final answer
   x = 3,329,846.55