Finding the Third Proportional to 80,365.50 and 174,571.88

Step by Step Solution

1. Step 1: Write the proportion equation
   80,365.50 : 174,571.88 = 174,571.88 : x
2. Step 2: Convert to fraction form
   80,365.50/174,571.88 = 174,571.88/x
3. Step 3: Cross multiply
   80,365.50x = 174,571.88 × 174,571.88
4. Step 4: Simplify right side
   80,365.50x = 30,475,339,541.02
5. Step 5: Solve for x
   x = 30,475,339,541.02/80,365.50
6. Step 6: Final answer
   x = 379,209.23