Finding the Third Proportional to 200,656.50 and 275,150.25

Step by Step Solution

1. Step 1: Write the proportion equation
   200,656.50 : 275,150.25 = 275,150.25 : x
2. Step 2: Convert to fraction form
   200,656.50/275,150.25 = 275,150.25/x
3. Step 3: Cross multiply
   200,656.50x = 275,150.25 × 275,150.25
4. Step 4: Simplify right side
   200,656.50x = 75,707,660,075.06
5. Step 5: Solve for x
   x = 75,707,660,075.06/200,656.50
6. Step 6: Final answer
   x = 377,299.81