Finding the Third Proportional to 2,989,556 and 4,297,710

Step by Step Solution

1. Step 1: Write the proportion equation
   2,989,556 : 4,297,710 = 4,297,710 : x
2. Step 2: Convert to fraction form
   2,989,556/4,297,710 = 4,297,710/x
3. Step 3: Cross multiply
   2,989,556x = 4,297,710 × 4,297,710
4. Step 4: Simplify right side
   2,989,556x = 18,470,311,244,100
5. Step 5: Solve for x
   x = 18,470,311,244,100/2,989,556
6. Step 6: Final answer
   x = 6,178,279.06