Finding the Third Proportional to 70,860 and 108,174

Step by Step Solution

1. Step 1: Write the proportion equation
   70,860 : 108,174 = 108,174 : x
2. Step 2: Convert to fraction form
   70,860/108,174 = 108,174/x
3. Step 3: Cross multiply
   70,860x = 108,174 × 108,174
4. Step 4: Simplify right side
   70,860x = 11,701,614,276
5. Step 5: Solve for x
   x = 11,701,614,276/70,860
6. Step 6: Final answer
   x = 165,137.09