Finding the Third Proportional to 67,290 and 104,039

Step by Step Solution

1. Step 1: Write the proportion equation
   67,290 : 104,039 = 104,039 : x
2. Step 2: Convert to fraction form
   67,290/104,039 = 104,039/x
3. Step 3: Cross multiply
   67,290x = 104,039 × 104,039
4. Step 4: Simplify right side
   67,290x = 10,824,113,521
5. Step 5: Solve for x
   x = 10,824,113,521/67,290
6. Step 6: Final answer
   x = 160,857.68