Finding the Third Proportional to 88,530 and 133,131

Step by Step Solution

1. Step 1: Write the proportion equation
   88,530 : 133,131 = 133,131 : x
2. Step 2: Convert to fraction form
   88,530/133,131 = 133,131/x
3. Step 3: Cross multiply
   88,530x = 133,131 × 133,131
4. Step 4: Simplify right side
   88,530x = 17,723,863,161
5. Step 5: Solve for x
   x = 17,723,863,161/88,530
6. Step 6: Final answer
   x = 200,201.78