Finding the Third Proportional to 72,673 and 162,353

Step by Step Solution

1. Step 1: Write the proportion equation
   72,673 : 162,353 = 162,353 : x
2. Step 2: Convert to fraction form
   72,673/162,353 = 162,353/x
3. Step 3: Cross multiply
   72,673x = 162,353 × 162,353
4. Step 4: Simplify right side
   72,673x = 26,358,496,609
5. Step 5: Solve for x
   x = 26,358,496,609/72,673
6. Step 6: Final answer
   x = 362,699.99