Finding the Third Proportional to 306,325.50 and 673,722

Step by Step Solution

1. Step 1: Write the proportion equation
   306,325.50 : 673,722 = 673,722 : x
2. Step 2: Convert to fraction form
   306,325.50/673,722 = 673,722/x
3. Step 3: Cross multiply
   306,325.50x = 673,722 × 673,722
4. Step 4: Simplify right side
   306,325.50x = 453,901,333,284
5. Step 5: Solve for x
   x = 453,901,333,284/306,325.50
6. Step 6: Final answer
   x = 1,481,761.50