Finding the Third Proportional to 68,028 and 144,150

Step by Step Solution

1. Step 1: Write the proportion equation
   68,028 : 144,150 = 144,150 : x
2. Step 2: Convert to fraction form
   68,028/144,150 = 144,150/x
3. Step 3: Cross multiply
   68,028x = 144,150 × 144,150
4. Step 4: Simplify right side
   68,028x = 20,779,222,500
5. Step 5: Solve for x
   x = 20,779,222,500/68,028
6. Step 6: Final answer
   x = 305,451.03