Finding the Third Proportional to 83,133 and 172,179

Step by Step Solution

1. Step 1: Write the proportion equation
   83,133 : 172,179 = 172,179 : x
2. Step 2: Convert to fraction form
   83,133/172,179 = 172,179/x
3. Step 3: Cross multiply
   83,133x = 172,179 × 172,179
4. Step 4: Simplify right side
   83,133x = 29,645,608,041
5. Step 5: Solve for x
   x = 29,645,608,041/83,133
6. Step 6: Final answer
   x = 356,604.57