Finding the Third Proportional to 171,675 and 231,015.50

Step by Step Solution

1. Step 1: Write the proportion equation
   171,675 : 231,015.50 = 231,015.50 : x
2. Step 2: Convert to fraction form
   171,675/231,015.50 = 231,015.50/x
3. Step 3: Cross multiply
   171,675x = 231,015.50 × 231,015.50
4. Step 4: Simplify right side
   171,675x = 53,368,161,240.25
5. Step 5: Solve for x
   x = 53,368,161,240.25/171,675
6. Step 6: Final answer
   x = 310,867.40