Finding the Third Proportional to 72,956 and 158,695

Step by Step Solution

1. Step 1: Write the proportion equation
   72,956 : 158,695 = 158,695 : x
2. Step 2: Convert to fraction form
   72,956/158,695 = 158,695/x
3. Step 3: Cross multiply
   72,956x = 158,695 × 158,695
4. Step 4: Simplify right side
   72,956x = 25,184,103,025
5. Step 5: Solve for x
   x = 25,184,103,025/72,956
6. Step 6: Final answer
   x = 345,195.78