Finding the Third Proportional to 79,880 and 105,996

Step by Step Solution

1. Step 1: Write the proportion equation
   79,880 : 105,996 = 105,996 : x
2. Step 2: Convert to fraction form
   79,880/105,996 = 105,996/x
3. Step 3: Cross multiply
   79,880x = 105,996 × 105,996
4. Step 4: Simplify right side
   79,880x = 11,235,152,016
5. Step 5: Solve for x
   x = 11,235,152,016/79,880
6. Step 6: Final answer
   x = 140,650.38