Finding the Third Proportional to 301,465.50 and 627,738

Step by Step Solution

1. Step 1: Write the proportion equation
   301,465.50 : 627,738 = 627,738 : x
2. Step 2: Convert to fraction form
   301,465.50/627,738 = 627,738/x
3. Step 3: Cross multiply
   301,465.50x = 627,738 × 627,738
4. Step 4: Simplify right side
   301,465.50x = 394,054,996,644
5. Step 5: Solve for x
   x = 394,054,996,644/301,465.50
6. Step 6: Final answer
   x = 1,307,131.32