Finding the Third Proportional to 605,740 and 1,321,506

Step by Step Solution

1. Step 1: Write the proportion equation
   605,740 : 1,321,506 = 1,321,506 : x
2. Step 2: Convert to fraction form
   605,740/1,321,506 = 1,321,506/x
3. Step 3: Cross multiply
   605,740x = 1,321,506 × 1,321,506
4. Step 4: Simplify right side
   605,740x = 1,746,378,108,036
5. Step 5: Solve for x
   x = 1,746,378,108,036/605,740
6. Step 6: Final answer
   x = 2,883,049.01