Finding the Third Proportional to 72,968 and 158,716

Step by Step Solution

1. Step 1: Write the proportion equation
   72,968 : 158,716 = 158,716 : x
2. Step 2: Convert to fraction form
   72,968/158,716 = 158,716/x
3. Step 3: Cross multiply
   72,968x = 158,716 × 158,716
4. Step 4: Simplify right side
   72,968x = 25,190,768,656
5. Step 5: Solve for x
   x = 25,190,768,656/72,968
6. Step 6: Final answer
   x = 345,230.36