Finding the Third Proportional to 76,785 and 116,253

Step by Step Solution

1. Step 1: Write the proportion equation
   76,785 : 116,253 = 116,253 : x
2. Step 2: Convert to fraction form
   76,785/116,253 = 116,253/x
3. Step 3: Cross multiply
   76,785x = 116,253 × 116,253
4. Step 4: Simplify right side
   76,785x = 13,514,760,009
5. Step 5: Solve for x
   x = 13,514,760,009/76,785
6. Step 6: Final answer
   x = 176,007.81