Finding the Third Proportional to 158,710 and 245,949

Step by Step Solution

1. Step 1: Write the proportion equation
   158,710 : 245,949 = 245,949 : x
2. Step 2: Convert to fraction form
   158,710/245,949 = 245,949/x
3. Step 3: Cross multiply
   158,710x = 245,949 × 245,949
4. Step 4: Simplify right side
   158,710x = 60,490,910,601
5. Step 5: Solve for x
   x = 60,490,910,601/158,710
6. Step 6: Final answer
   x = 381,141.14