Finding the Third Proportional to 245,155.50 and 367,722

Step by Step Solution

1. Step 1: Write the proportion equation
   245,155.50 : 367,722 = 367,722 : x
2. Step 2: Convert to fraction form
   245,155.50/367,722 = 367,722/x
3. Step 3: Cross multiply
   245,155.50x = 367,722 × 367,722
4. Step 4: Simplify right side
   245,155.50x = 135,219,469,284
5. Step 5: Solve for x
   x = 135,219,469,284/245,155.50
6. Step 6: Final answer
   x = 551,566.13