Finding the Third Proportional to 108,656 and 144,228

Step by Step Solution

1. Step 1: Write the proportion equation
   108,656 : 144,228 = 144,228 : x
2. Step 2: Convert to fraction form
   108,656/144,228 = 144,228/x
3. Step 3: Cross multiply
   108,656x = 144,228 × 144,228
4. Step 4: Simplify right side
   108,656x = 20,801,715,984
5. Step 5: Solve for x
   x = 20,801,715,984/108,656
6. Step 6: Final answer
   x = 191,445.63