Finding the Third Proportional to 300,114 and 634,004

Step by Step Solution

1. Step 1: Write the proportion equation
   300,114 : 634,004 = 634,004 : x
2. Step 2: Convert to fraction form
   300,114/634,004 = 634,004/x
3. Step 3: Cross multiply
   300,114x = 634,004 × 634,004
4. Step 4: Simplify right side
   300,114x = 401,961,072,016
5. Step 5: Solve for x
   x = 401,961,072,016/300,114
6. Step 6: Final answer
   x = 1,339,361.28