Finding the Third Proportional to 80,155.41 and 171,510.33

Step by Step Solution

1. Step 1: Write the proportion equation
   80,155.41 : 171,510.33 = 171,510.33 : x
2. Step 2: Convert to fraction form
   80,155.41/171,510.33 = 171,510.33/x
3. Step 3: Cross multiply
   80,155.41x = 171,510.33 × 171,510.33
4. Step 4: Simplify right side
   80,155.41x = 29,415,792,653.55
5. Step 5: Solve for x
   x = 29,415,792,653.55/80,155.41
6. Step 6: Final answer
   x = 366,984.51