Finding the Third Proportional to 326,349 and 504,346.50

Step by Step Solution

1. Step 1: Write the proportion equation
   326,349 : 504,346.50 = 504,346.50 : x
2. Step 2: Convert to fraction form
   326,349/504,346.50 = 504,346.50/x
3. Step 3: Cross multiply
   326,349x = 504,346.50 × 504,346.50
4. Step 4: Simplify right side
   326,349x = 254,365,392,062.25
5. Step 5: Solve for x
   x = 254,365,392,062.25/326,349
6. Step 6: Final answer
   x = 779,427.52