Finding the Third Proportional to 89,956 and 134,436

Step by Step Solution

1. Step 1: Write the proportion equation
   89,956 : 134,436 = 134,436 : x
2. Step 2: Convert to fraction form
   89,956/134,436 = 134,436/x
3. Step 3: Cross multiply
   89,956x = 134,436 × 134,436
4. Step 4: Simplify right side
   89,956x = 18,073,038,096
5. Step 5: Solve for x
   x = 18,073,038,096/89,956
6. Step 6: Final answer
   x = 200,909.76