Finding the Third Proportional to 2,589,565 and 3,920,329

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,565 : 3,920,329 = 3,920,329 : x
2. Step 2: Convert to fraction form
   2,589,565/3,920,329 = 3,920,329/x
3. Step 3: Cross multiply
   2,589,565x = 3,920,329 × 3,920,329
4. Step 4: Simplify right side
   2,589,565x = 15,368,979,468,241
5. Step 5: Solve for x
   x = 15,368,979,468,241/2,589,565
6. Step 6: Final answer
   x = 5,934,965.71