Finding the Third Proportional to 200,826 and 301,249.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,826 : 301,249.50 = 301,249.50 : x
2. Step 2: Convert to fraction form
   200,826/301,249.50 = 301,249.50/x
3. Step 3: Cross multiply
   200,826x = 301,249.50 × 301,249.50
4. Step 4: Simplify right side
   200,826x = 90,751,261,250.25
5. Step 5: Solve for x
   x = 90,751,261,250.25/200,826
6. Step 6: Final answer
   x = 451,890.00