Finding the Third Proportional to 308,233.50 and 483,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   308,233.50 : 483,648.50 = 483,648.50 : x
2. Step 2: Convert to fraction form
   308,233.50/483,648.50 = 483,648.50/x
3. Step 3: Cross multiply
   308,233.50x = 483,648.50 × 483,648.50
4. Step 4: Simplify right side
   308,233.50x = 233,915,871,552.25
5. Step 5: Solve for x
   x = 233,915,871,552.25/308,233.50
6. Step 6: Final answer
   x = 758,891.79