Finding the Third Proportional to 111,873 and 168,174

Step by Step Solution

1. Step 1: Write the proportion equation
   111,873 : 168,174 = 168,174 : x
2. Step 2: Convert to fraction form
   111,873/168,174 = 168,174/x
3. Step 3: Cross multiply
   111,873x = 168,174 × 168,174
4. Step 4: Simplify right side
   111,873x = 28,282,494,276
5. Step 5: Solve for x
   x = 28,282,494,276/111,873
6. Step 6: Final answer
   x = 252,808.94