Finding the Third Proportional to 30,815.44 and 71,016.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,815.44 : 71,016.75 = 71,016.75 : x
2. Step 2: Convert to fraction form
   30,815.44/71,016.75 = 71,016.75/x
3. Step 3: Cross multiply
   30,815.44x = 71,016.75 × 71,016.75
4. Step 4: Simplify right side
   30,815.44x = 5,043,378,780.56
5. Step 5: Solve for x
   x = 5,043,378,780.56/30,815.44
6. Step 6: Final answer
   x = 163,664.03