Finding the Third Proportional to 107,286 and 162,309.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,286 : 162,309.50 = 162,309.50 : x
2. Step 2: Convert to fraction form
   107,286/162,309.50 = 162,309.50/x
3. Step 3: Cross multiply
   107,286x = 162,309.50 × 162,309.50
4. Step 4: Simplify right side
   107,286x = 26,344,373,790.25
5. Step 5: Solve for x
   x = 26,344,373,790.25/107,286
6. Step 6: Final answer
   x = 245,552.76