Finding the Third Proportional to 80,190 and 112,995

Step by Step Solution

1. Step 1: Write the proportion equation
   80,190 : 112,995 = 112,995 : x
2. Step 2: Convert to fraction form
   80,190/112,995 = 112,995/x
3. Step 3: Cross multiply
   80,190x = 112,995 × 112,995
4. Step 4: Simplify right side
   80,190x = 12,767,870,025
5. Step 5: Solve for x
   x = 12,767,870,025/80,190
6. Step 6: Final answer
   x = 159,220.23