Finding the Third Proportional to 244,701 and 378,209.25

Step by Step Solution

1. Step 1: Write the proportion equation
   244,701 : 378,209.25 = 378,209.25 : x
2. Step 2: Convert to fraction form
   244,701/378,209.25 = 378,209.25/x
3. Step 3: Cross multiply
   244,701x = 378,209.25 × 378,209.25
4. Step 4: Simplify right side
   244,701x = 143,042,236,785.56
5. Step 5: Solve for x
   x = 143,042,236,785.56/244,701
6. Step 6: Final answer
   x = 584,559.27