Finding the Third Proportional to 108,256 and 236,186

Step by Step Solution

1. Step 1: Write the proportion equation
   108,256 : 236,186 = 236,186 : x
2. Step 2: Convert to fraction form
   108,256/236,186 = 236,186/x
3. Step 3: Cross multiply
   108,256x = 236,186 × 236,186
4. Step 4: Simplify right side
   108,256x = 55,783,826,596
5. Step 5: Solve for x
   x = 55,783,826,596/108,256
6. Step 6: Final answer
   x = 515,295.47