Finding the Third Proportional to 333,778 and 695,180

Step by Step Solution

1. Step 1: Write the proportion equation
   333,778 : 695,180 = 695,180 : x
2. Step 2: Convert to fraction form
   333,778/695,180 = 695,180/x
3. Step 3: Cross multiply
   333,778x = 695,180 × 695,180
4. Step 4: Simplify right side
   333,778x = 483,275,232,400
5. Step 5: Solve for x
   x = 483,275,232,400/333,778
6. Step 6: Final answer
   x = 1,447,894.21