Finding the Third Proportional to 70,690 and 154,084

Step by Step Solution

1. Step 1: Write the proportion equation
   70,690 : 154,084 = 154,084 : x
2. Step 2: Convert to fraction form
   70,690/154,084 = 154,084/x
3. Step 3: Cross multiply
   70,690x = 154,084 × 154,084
4. Step 4: Simplify right side
   70,690x = 23,741,879,056
5. Step 5: Solve for x
   x = 23,741,879,056/70,690
6. Step 6: Final answer
   x = 335,859.09