Finding the Third Proportional to 31,756 and 71,030

Step by Step Solution

1. Step 1: Write the proportion equation
   31,756 : 71,030 = 71,030 : x
2. Step 2: Convert to fraction form
   31,756/71,030 = 71,030/x
3. Step 3: Cross multiply
   31,756x = 71,030 × 71,030
4. Step 4: Simplify right side
   31,756x = 5,045,260,900
5. Step 5: Solve for x
   x = 5,045,260,900/31,756
6. Step 6: Final answer
   x = 158,875.83