Finding the Third Proportional to 16.31 and 33.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16.31 : 33.94 = 33.94 : x
2. Step 2: Convert to fraction form
   16.31/33.94 = 33.94/x
3. Step 3: Cross multiply
   16.31x = 33.94 × 33.94
4. Step 4: Simplify right side
   16.31x = 1,151.75
5. Step 5: Solve for x
   x = 1,151.75/16.31
6. Step 6: Final answer
   x = 70.61