Finding the Third Proportional to 90,016 and 142,353

Step by Step Solution

1. Step 1: Write the proportion equation
   90,016 : 142,353 = 142,353 : x
2. Step 2: Convert to fraction form
   90,016/142,353 = 142,353/x
3. Step 3: Cross multiply
   90,016x = 142,353 × 142,353
4. Step 4: Simplify right side
   90,016x = 20,264,376,609
5. Step 5: Solve for x
   x = 20,264,376,609/90,016
6. Step 6: Final answer
   x = 225,119.72