Finding the Third Proportional to 79,906.92 and 172,267.59

Step by Step Solution

1. Step 1: Write the proportion equation
   79,906.92 : 172,267.59 = 172,267.59 : x
2. Step 2: Convert to fraction form
   79,906.92/172,267.59 = 172,267.59/x
3. Step 3: Cross multiply
   79,906.92x = 172,267.59 × 172,267.59
4. Step 4: Simplify right side
   79,906.92x = 29,676,123,856.42
5. Step 5: Solve for x
   x = 29,676,123,856.42/79,906.92
6. Step 6: Final answer
   x = 371,383.64