Finding the Third Proportional to 70,339.50 and 162,696

Step by Step Solution

1. Step 1: Write the proportion equation
   70,339.50 : 162,696 = 162,696 : x
2. Step 2: Convert to fraction form
   70,339.50/162,696 = 162,696/x
3. Step 3: Cross multiply
   70,339.50x = 162,696 × 162,696
4. Step 4: Simplify right side
   70,339.50x = 26,469,988,416
5. Step 5: Solve for x
   x = 26,469,988,416/70,339.50
6. Step 6: Final answer
   x = 376,317.55