Finding the Third Proportional to 1,383,462 and 2,980,380

Step by Step Solution

1. Step 1: Write the proportion equation
   1,383,462 : 2,980,380 = 2,980,380 : x
2. Step 2: Convert to fraction form
   1,383,462/2,980,380 = 2,980,380/x
3. Step 3: Cross multiply
   1,383,462x = 2,980,380 × 2,980,380
4. Step 4: Simplify right side
   1,383,462x = 8,882,664,944,400
5. Step 5: Solve for x
   x = 8,882,664,944,400/1,383,462
6. Step 6: Final answer
   x = 6,420,606.38