Finding the Third Proportional to 155,450.75 and 334,684

Step by Step Solution

1. Step 1: Write the proportion equation
   155,450.75 : 334,684 = 334,684 : x
2. Step 2: Convert to fraction form
   155,450.75/334,684 = 334,684/x
3. Step 3: Cross multiply
   155,450.75x = 334,684 × 334,684
4. Step 4: Simplify right side
   155,450.75x = 112,013,379,856
5. Step 5: Solve for x
   x = 112,013,379,856/155,450.75
6. Step 6: Final answer
   x = 720,571.50