Finding the Third Proportional to 89,868 and 134,025

Step by Step Solution

1. Step 1: Write the proportion equation
   89,868 : 134,025 = 134,025 : x
2. Step 2: Convert to fraction form
   89,868/134,025 = 134,025/x
3. Step 3: Cross multiply
   89,868x = 134,025 × 134,025
4. Step 4: Simplify right side
   89,868x = 17,962,700,625
5. Step 5: Solve for x
   x = 17,962,700,625/89,868
6. Step 6: Final answer
   x = 199,878.72