Finding the Third Proportional to 1,039,567 and 1,555,121

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,567 : 1,555,121 = 1,555,121 : x
2. Step 2: Convert to fraction form
   1,039,567/1,555,121 = 1,555,121/x
3. Step 3: Cross multiply
   1,039,567x = 1,555,121 × 1,555,121
4. Step 4: Simplify right side
   1,039,567x = 2,418,401,324,641
5. Step 5: Solve for x
   x = 2,418,401,324,641/1,039,567
6. Step 6: Final answer
   x = 2,326,354.46