Finding the Third Proportional to 171,911 and 233,469.50

Step by Step Solution

1. Step 1: Write the proportion equation
   171,911 : 233,469.50 = 233,469.50 : x
2. Step 2: Convert to fraction form
   171,911/233,469.50 = 233,469.50/x
3. Step 3: Cross multiply
   171,911x = 233,469.50 × 233,469.50
4. Step 4: Simplify right side
   171,911x = 54,508,007,430.25
5. Step 5: Solve for x
   x = 54,508,007,430.25/171,911
6. Step 6: Final answer
   x = 317,071.09