Finding the Third Proportional to 79,672 and 173,392

Step by Step Solution

1. Step 1: Write the proportion equation
   79,672 : 173,392 = 173,392 : x
2. Step 2: Convert to fraction form
   79,672/173,392 = 173,392/x
3. Step 3: Cross multiply
   79,672x = 173,392 × 173,392
4. Step 4: Simplify right side
   79,672x = 30,064,785,664
5. Step 5: Solve for x
   x = 30,064,785,664/79,672
6. Step 6: Final answer
   x = 377,356.98