Finding the Third Proportional to 112,612 and 158,388

Step by Step Solution

1. Step 1: Write the proportion equation
   112,612 : 158,388 = 158,388 : x
2. Step 2: Convert to fraction form
   112,612/158,388 = 158,388/x
3. Step 3: Cross multiply
   112,612x = 158,388 × 158,388
4. Step 4: Simplify right side
   112,612x = 25,086,758,544
5. Step 5: Solve for x
   x = 25,086,758,544/112,612
6. Step 6: Final answer
   x = 222,771.63