Finding the Third Proportional to 155,729.25 and 238,734

Step by Step Solution

1. Step 1: Write the proportion equation
   155,729.25 : 238,734 = 238,734 : x
2. Step 2: Convert to fraction form
   155,729.25/238,734 = 238,734/x
3. Step 3: Cross multiply
   155,729.25x = 238,734 × 238,734
4. Step 4: Simplify right side
   155,729.25x = 56,993,922,756
5. Step 5: Solve for x
   x = 56,993,922,756/155,729.25
6. Step 6: Final answer
   x = 365,980.85