Finding the Third Proportional to 160,288.50 and 231,004.50

Step by Step Solution

1. Step 1: Write the proportion equation
   160,288.50 : 231,004.50 = 231,004.50 : x
2. Step 2: Convert to fraction form
   160,288.50/231,004.50 = 231,004.50/x
3. Step 3: Cross multiply
   160,288.50x = 231,004.50 × 231,004.50
4. Step 4: Simplify right side
   160,288.50x = 53,363,079,020.25
5. Step 5: Solve for x
   x = 53,363,079,020.25/160,288.50
6. Step 6: Final answer
   x = 332,918.95