Finding the Third Proportional to 158,298 and 245,895

Step by Step Solution

1. Step 1: Write the proportion equation
   158,298 : 245,895 = 245,895 : x
2. Step 2: Convert to fraction form
   158,298/245,895 = 245,895/x
3. Step 3: Cross multiply
   158,298x = 245,895 × 245,895
4. Step 4: Simplify right side
   158,298x = 60,464,351,025
5. Step 5: Solve for x
   x = 60,464,351,025/158,298
6. Step 6: Final answer
   x = 381,965.35