Finding the Third Proportional to 72,647 and 158,158

Step by Step Solution

1. Step 1: Write the proportion equation
   72,647 : 158,158 = 158,158 : x
2. Step 2: Convert to fraction form
   72,647/158,158 = 158,158/x
3. Step 3: Cross multiply
   72,647x = 158,158 × 158,158
4. Step 4: Simplify right side
   72,647x = 25,013,952,964
5. Step 5: Solve for x
   x = 25,013,952,964/72,647
6. Step 6: Final answer
   x = 344,321.90