Finding the Third Proportional to 112,486 and 158,204

Step by Step Solution

1. Step 1: Write the proportion equation
   112,486 : 158,204 = 158,204 : x
2. Step 2: Convert to fraction form
   112,486/158,204 = 158,204/x
3. Step 3: Cross multiply
   112,486x = 158,204 × 158,204
4. Step 4: Simplify right side
   112,486x = 25,028,505,616
5. Step 5: Solve for x
   x = 25,028,505,616/112,486
6. Step 6: Final answer
   x = 222,503.29