Finding the Third Proportional to 79,271 and 108,700

Step by Step Solution

1. Step 1: Write the proportion equation
   79,271 : 108,700 = 108,700 : x
2. Step 2: Convert to fraction form
   79,271/108,700 = 108,700/x
3. Step 3: Cross multiply
   79,271x = 108,700 × 108,700
4. Step 4: Simplify right side
   79,271x = 11,815,690,000
5. Step 5: Solve for x
   x = 11,815,690,000/79,271
6. Step 6: Final answer
   x = 149,054.38