Finding the Third Proportional to 72,702 and 158,562

Step by Step Solution

1. Step 1: Write the proportion equation
   72,702 : 158,562 = 158,562 : x
2. Step 2: Convert to fraction form
   72,702/158,562 = 158,562/x
3. Step 3: Cross multiply
   72,702x = 158,562 × 158,562
4. Step 4: Simplify right side
   72,702x = 25,141,907,844
5. Step 5: Solve for x
   x = 25,141,907,844/72,702
6. Step 6: Final answer
   x = 345,821.41