Finding the Third Proportional to 122,020 and 179,070

Step by Step Solution

1. Step 1: Write the proportion equation
   122,020 : 179,070 = 179,070 : x
2. Step 2: Convert to fraction form
   122,020/179,070 = 179,070/x
3. Step 3: Cross multiply
   122,020x = 179,070 × 179,070
4. Step 4: Simplify right side
   122,020x = 32,066,064,900
5. Step 5: Solve for x
   x = 32,066,064,900/122,020
6. Step 6: Final answer
   x = 262,793.52