Finding the Third Proportional to 70,606 and 108,163.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,606 : 108,163.50 = 108,163.50 : x
2. Step 2: Convert to fraction form
   70,606/108,163.50 = 108,163.50/x
3. Step 3: Cross multiply
   70,606x = 108,163.50 × 108,163.50
4. Step 4: Simplify right side
   70,606x = 11,699,342,732.25
5. Step 5: Solve for x
   x = 11,699,342,732.25/70,606
6. Step 6: Final answer
   x = 165,698.99