Finding the Third Proportional to 451,701 and 891,978

Step by Step Solution

1. Step 1: Write the proportion equation
   451,701 : 891,978 = 891,978 : x
2. Step 2: Convert to fraction form
   451,701/891,978 = 891,978/x
3. Step 3: Cross multiply
   451,701x = 891,978 × 891,978
4. Step 4: Simplify right side
   451,701x = 795,624,752,484
5. Step 5: Solve for x
   x = 795,624,752,484/451,701
6. Step 6: Final answer
   x = 1,761,396.93