Finding the Third Proportional to 2,560,608 and 3,964,572

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560,608 : 3,964,572 = 3,964,572 : x
2. Step 2: Convert to fraction form
   2,560,608/3,964,572 = 3,964,572/x
3. Step 3: Cross multiply
   2,560,608x = 3,964,572 × 3,964,572
4. Step 4: Simplify right side
   2,560,608x = 15,717,831,143,184
5. Step 5: Solve for x
   x = 15,717,831,143,184/2,560,608
6. Step 6: Final answer
   x = 6,138,319.94