Finding the Third Proportional to 338,823 and 451,703.50

Step by Step Solution

1. Step 1: Write the proportion equation
   338,823 : 451,703.50 = 451,703.50 : x
2. Step 2: Convert to fraction form
   338,823/451,703.50 = 451,703.50/x
3. Step 3: Cross multiply
   338,823x = 451,703.50 × 451,703.50
4. Step 4: Simplify right side
   338,823x = 204,036,051,912.25
5. Step 5: Solve for x
   x = 204,036,051,912.25/338,823
6. Step 6: Final answer
   x = 602,190.68