Finding the Third Proportional to 110,618.50 and 171,571

Step by Step Solution

1. Step 1: Write the proportion equation
   110,618.50 : 171,571 = 171,571 : x
2. Step 2: Convert to fraction form
   110,618.50/171,571 = 171,571/x
3. Step 3: Cross multiply
   110,618.50x = 171,571 × 171,571
4. Step 4: Simplify right side
   110,618.50x = 29,436,608,041
5. Step 5: Solve for x
   x = 29,436,608,041/110,618.50
6. Step 6: Final answer
   x = 266,109.27