Finding the Third Proportional to 668,028 and 1,401,702

Step by Step Solution

1. Step 1: Write the proportion equation
   668,028 : 1,401,702 = 1,401,702 : x
2. Step 2: Convert to fraction form
   668,028/1,401,702 = 1,401,702/x
3. Step 3: Cross multiply
   668,028x = 1,401,702 × 1,401,702
4. Step 4: Simplify right side
   668,028x = 1,964,768,496,804
5. Step 5: Solve for x
   x = 1,964,768,496,804/668,028
6. Step 6: Final answer
   x = 2,941,146.92