Finding the Third Proportional to 1,320,556 and 2,893,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,320,556 : 2,893,520 = 2,893,520 : x
2. Step 2: Convert to fraction form
   1,320,556/2,893,520 = 2,893,520/x
3. Step 3: Cross multiply
   1,320,556x = 2,893,520 × 2,893,520
4. Step 4: Simplify right side
   1,320,556x = 8,372,457,990,400
5. Step 5: Solve for x
   x = 8,372,457,990,400/1,320,556
6. Step 6: Final answer
   x = 6,340,100.68