Finding the Third Proportional to 155,874 and 337,980

Step by Step Solution

1. Step 1: Write the proportion equation
   155,874 : 337,980 = 337,980 : x
2. Step 2: Convert to fraction form
   155,874/337,980 = 337,980/x
3. Step 3: Cross multiply
   155,874x = 337,980 × 337,980
4. Step 4: Simplify right side
   155,874x = 114,230,480,400
5. Step 5: Solve for x
   x = 114,230,480,400/155,874
6. Step 6: Final answer
   x = 732,838.58