Finding the Third Proportional to 155,618 and 341,494

Step by Step Solution

1. Step 1: Write the proportion equation
   155,618 : 341,494 = 341,494 : x
2. Step 2: Convert to fraction form
   155,618/341,494 = 341,494/x
3. Step 3: Cross multiply
   155,618x = 341,494 × 341,494
4. Step 4: Simplify right side
   155,618x = 116,618,152,036
5. Step 5: Solve for x
   x = 116,618,152,036/155,618
6. Step 6: Final answer
   x = 749,387.29