Finding the Third Proportional to 80,382.50 and 174,600

Step by Step Solution

1. Step 1: Write the proportion equation
   80,382.50 : 174,600 = 174,600 : x
2. Step 2: Convert to fraction form
   80,382.50/174,600 = 174,600/x
3. Step 3: Cross multiply
   80,382.50x = 174,600 × 174,600
4. Step 4: Simplify right side
   80,382.50x = 30,485,160,000
5. Step 5: Solve for x
   x = 30,485,160,000/80,382.50
6. Step 6: Final answer
   x = 379,251.21