Finding the Third Proportional to 90,068 and 131,628

Step by Step Solution

1. Step 1: Write the proportion equation
   90,068 : 131,628 = 131,628 : x
2. Step 2: Convert to fraction form
   90,068/131,628 = 131,628/x
3. Step 3: Cross multiply
   90,068x = 131,628 × 131,628
4. Step 4: Simplify right side
   90,068x = 17,325,930,384
5. Step 5: Solve for x
   x = 17,325,930,384/90,068
6. Step 6: Final answer
   x = 192,365.00