Finding the Third Proportional to 88,894 and 188,245

Step by Step Solution

1. Step 1: Write the proportion equation
   88,894 : 188,245 = 188,245 : x
2. Step 2: Convert to fraction form
   88,894/188,245 = 188,245/x
3. Step 3: Cross multiply
   88,894x = 188,245 × 188,245
4. Step 4: Simplify right side
   88,894x = 35,436,180,025
5. Step 5: Solve for x
   x = 35,436,180,025/88,894
6. Step 6: Final answer
   x = 398,634.10