Finding the Third Proportional to 80,326.75 and 174,481.38

Step by Step Solution

1. Step 1: Write the proportion equation
   80,326.75 : 174,481.38 = 174,481.38 : x
2. Step 2: Convert to fraction form
   80,326.75/174,481.38 = 174,481.38/x
3. Step 3: Cross multiply
   80,326.75x = 174,481.38 × 174,481.38
4. Step 4: Simplify right side
   80,326.75x = 30,443,750,221.89
5. Step 5: Solve for x
   x = 30,443,750,221.89/80,326.75
6. Step 6: Final answer
   x = 378,998.90