Finding the Third Proportional to 155,843 and 339,010

Step by Step Solution

1. Step 1: Write the proportion equation
   155,843 : 339,010 = 339,010 : x
2. Step 2: Convert to fraction form
   155,843/339,010 = 339,010/x
3. Step 3: Cross multiply
   155,843x = 339,010 × 339,010
4. Step 4: Simplify right side
   155,843x = 114,927,780,100
5. Step 5: Solve for x
   x = 114,927,780,100/155,843
6. Step 6: Final answer
   x = 737,458.73