Finding the Third Proportional to 80,302.50 and 174,906

Step by Step Solution

1. Step 1: Write the proportion equation
   80,302.50 : 174,906 = 174,906 : x
2. Step 2: Convert to fraction form
   80,302.50/174,906 = 174,906/x
3. Step 3: Cross multiply
   80,302.50x = 174,906 × 174,906
4. Step 4: Simplify right side
   80,302.50x = 30,592,108,836
5. Step 5: Solve for x
   x = 30,592,108,836/80,302.50
6. Step 6: Final answer
   x = 380,960.85