Finding the Third Proportional to 300,982.50 and 412,722

Step by Step Solution

1. Step 1: Write the proportion equation
   300,982.50 : 412,722 = 412,722 : x
2. Step 2: Convert to fraction form
   300,982.50/412,722 = 412,722/x
3. Step 3: Cross multiply
   300,982.50x = 412,722 × 412,722
4. Step 4: Simplify right side
   300,982.50x = 170,339,449,284
5. Step 5: Solve for x
   x = 170,339,449,284/300,982.50
6. Step 6: Final answer
   x = 565,944.70