Finding the Third Proportional to 190,770 and 303,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   190,770 : 303,667.50 = 303,667.50 : x
2. Step 2: Convert to fraction form
   190,770/303,667.50 = 303,667.50/x
3. Step 3: Cross multiply
   190,770x = 303,667.50 × 303,667.50
4. Step 4: Simplify right side
   190,770x = 92,213,950,556.25
5. Step 5: Solve for x
   x = 92,213,950,556.25/190,770
6. Step 6: Final answer
   x = 483,377.63