Finding the Third Proportional to 79,066 and 172,724

Step by Step Solution

1. Step 1: Write the proportion equation
   79,066 : 172,724 = 172,724 : x
2. Step 2: Convert to fraction form
   79,066/172,724 = 172,724/x
3. Step 3: Cross multiply
   79,066x = 172,724 × 172,724
4. Step 4: Simplify right side
   79,066x = 29,833,580,176
5. Step 5: Solve for x
   x = 29,833,580,176/79,066
6. Step 6: Final answer
   x = 377,325.02