Finding the Third Proportional to 109,570.50 and 237,717

Step by Step Solution

1. Step 1: Write the proportion equation
   109,570.50 : 237,717 = 237,717 : x
2. Step 2: Convert to fraction form
   109,570.50/237,717 = 237,717/x
3. Step 3: Cross multiply
   109,570.50x = 237,717 × 237,717
4. Step 4: Simplify right side
   109,570.50x = 56,509,372,089
5. Step 5: Solve for x
   x = 56,509,372,089/109,570.50
6. Step 6: Final answer
   x = 515,735.28