Finding the Third Proportional to 79,036 and 172,274

Step by Step Solution

1. Step 1: Write the proportion equation
   79,036 : 172,274 = 172,274 : x
2. Step 2: Convert to fraction form
   79,036/172,274 = 172,274/x
3. Step 3: Cross multiply
   79,036x = 172,274 × 172,274
4. Step 4: Simplify right side
   79,036x = 29,678,331,076
5. Step 5: Solve for x
   x = 29,678,331,076/79,036
6. Step 6: Final answer
   x = 375,503.96