Finding the Third Proportional to 72,808 and 159,892

Step by Step Solution

1. Step 1: Write the proportion equation
   72,808 : 159,892 = 159,892 : x
2. Step 2: Convert to fraction form
   72,808/159,892 = 159,892/x
3. Step 3: Cross multiply
   72,808x = 159,892 × 159,892
4. Step 4: Simplify right side
   72,808x = 25,565,451,664
5. Step 5: Solve for x
   x = 25,565,451,664/72,808
6. Step 6: Final answer
   x = 351,135.20