Finding the Third Proportional to 2,589,393 and 3,920,072

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,393 : 3,920,072 = 3,920,072 : x
2. Step 2: Convert to fraction form
   2,589,393/3,920,072 = 3,920,072/x
3. Step 3: Cross multiply
   2,589,393x = 3,920,072 × 3,920,072
4. Step 4: Simplify right side
   2,589,393x = 15,366,964,485,184
5. Step 5: Solve for x
   x = 15,366,964,485,184/2,589,393
6. Step 6: Final answer
   x = 5,934,581.77