Finding the Third Proportional to 17,231.91 and 36,216.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,231.91 : 36,216.56 = 36,216.56 : x
2. Step 2: Convert to fraction form
   17,231.91/36,216.56 = 36,216.56/x
3. Step 3: Cross multiply
   17,231.91x = 36,216.56 × 36,216.56
4. Step 4: Simplify right side
   17,231.91x = 1,311,639,399.32
5. Step 5: Solve for x
   x = 1,311,639,399.32/17,231.91
6. Step 6: Final answer
   x = 76,116.91