Finding the Third Proportional to 70,610 and 108,170

Step by Step Solution

1. Step 1: Write the proportion equation
   70,610 : 108,170 = 108,170 : x
2. Step 2: Convert to fraction form
   70,610/108,170 = 108,170/x
3. Step 3: Cross multiply
   70,610x = 108,170 × 108,170
4. Step 4: Simplify right side
   70,610x = 11,700,748,900
5. Step 5: Solve for x
   x = 11,700,748,900/70,610
6. Step 6: Final answer
   x = 165,709.52