Finding the Third Proportional to 155,844 and 339,012

Step by Step Solution

1. Step 1: Write the proportion equation
   155,844 : 339,012 = 339,012 : x
2. Step 2: Convert to fraction form
   155,844/339,012 = 339,012/x
3. Step 3: Cross multiply
   155,844x = 339,012 × 339,012
4. Step 4: Simplify right side
   155,844x = 114,929,136,144
5. Step 5: Solve for x
   x = 114,929,136,144/155,844
6. Step 6: Final answer
   x = 737,462.69