Finding the Third Proportional to 273,433 and 365,844.50

Step by Step Solution

1. Step 1: Write the proportion equation
   273,433 : 365,844.50 = 365,844.50 : x
2. Step 2: Convert to fraction form
   273,433/365,844.50 = 365,844.50/x
3. Step 3: Cross multiply
   273,433x = 365,844.50 × 365,844.50
4. Step 4: Simplify right side
   273,433x = 133,842,198,180.25
5. Step 5: Solve for x
   x = 133,842,198,180.25/273,433
6. Step 6: Final answer
   x = 489,488.09