Finding the Third Proportional to 1,039,405 and 1,554,869

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,405 : 1,554,869 = 1,554,869 : x
2. Step 2: Convert to fraction form
   1,039,405/1,554,869 = 1,554,869/x
3. Step 3: Cross multiply
   1,039,405x = 1,554,869 × 1,554,869
4. Step 4: Simplify right side
   1,039,405x = 2,417,617,607,161
5. Step 5: Solve for x
   x = 2,417,617,607,161/1,039,405
6. Step 6: Final answer
   x = 2,325,963.03