Finding the Third Proportional to 668,810 and 1,036,750

Step by Step Solution

1. Step 1: Write the proportion equation
   668,810 : 1,036,750 = 1,036,750 : x
2. Step 2: Convert to fraction form
   668,810/1,036,750 = 1,036,750/x
3. Step 3: Cross multiply
   668,810x = 1,036,750 × 1,036,750
4. Step 4: Simplify right side
   668,810x = 1,074,850,562,500
5. Step 5: Solve for x
   x = 1,074,850,562,500/668,810
6. Step 6: Final answer
   x = 1,607,108.99