Finding the Third Proportional to 213,168.50 and 307,967

Step by Step Solution

1. Step 1: Write the proportion equation
   213,168.50 : 307,967 = 307,967 : x
2. Step 2: Convert to fraction form
   213,168.50/307,967 = 307,967/x
3. Step 3: Cross multiply
   213,168.50x = 307,967 × 307,967
4. Step 4: Simplify right side
   213,168.50x = 94,843,673,089
5. Step 5: Solve for x
   x = 94,843,673,089/213,168.50
6. Step 6: Final answer
   x = 444,923.49