Finding the Third Proportional to 110,980 and 170,196

Step by Step Solution

1. Step 1: Write the proportion equation
   110,980 : 170,196 = 170,196 : x
2. Step 2: Convert to fraction form
   110,980/170,196 = 170,196/x
3. Step 3: Cross multiply
   110,980x = 170,196 × 170,196
4. Step 4: Simplify right side
   110,980x = 28,966,678,416
5. Step 5: Solve for x
   x = 28,966,678,416/110,980
6. Step 6: Final answer
   x = 261,008.10