Finding the Third Proportional to 1,036,606 and 1,587,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,606 : 1,587,920 = 1,587,920 : x
2. Step 2: Convert to fraction form
   1,036,606/1,587,920 = 1,587,920/x
3. Step 3: Cross multiply
   1,036,606x = 1,587,920 × 1,587,920
4. Step 4: Simplify right side
   1,036,606x = 2,521,489,926,400
5. Step 5: Solve for x
   x = 2,521,489,926,400/1,036,606
6. Step 6: Final answer
   x = 2,432,447.74