Finding the Third Proportional to 155,364 and 331,064

Step by Step Solution

1. Step 1: Write the proportion equation
   155,364 : 331,064 = 331,064 : x
2. Step 2: Convert to fraction form
   155,364/331,064 = 331,064/x
3. Step 3: Cross multiply
   155,364x = 331,064 × 331,064
4. Step 4: Simplify right side
   155,364x = 109,603,372,096
5. Step 5: Solve for x
   x = 109,603,372,096/155,364
6. Step 6: Final answer
   x = 705,461.83