Finding the Third Proportional to 112,442 and 168,055

Step by Step Solution

1. Step 1: Write the proportion equation
   112,442 : 168,055 = 168,055 : x
2. Step 2: Convert to fraction form
   112,442/168,055 = 168,055/x
3. Step 3: Cross multiply
   112,442x = 168,055 × 168,055
4. Step 4: Simplify right side
   112,442x = 28,242,483,025
5. Step 5: Solve for x
   x = 28,242,483,025/112,442
6. Step 6: Final answer
   x = 251,173.79