Finding the Third Proportional to 1,039,419 and 1,554,889

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,419 : 1,554,889 = 1,554,889 : x
2. Step 2: Convert to fraction form
   1,039,419/1,554,889 = 1,554,889/x
3. Step 3: Cross multiply
   1,039,419x = 1,554,889 × 1,554,889
4. Step 4: Simplify right side
   1,039,419x = 2,417,679,802,321
5. Step 5: Solve for x
   x = 2,417,679,802,321/1,039,419
6. Step 6: Final answer
   x = 2,325,991.54