Finding the Third Proportional to 15.35 and 32.56

Step by Step Solution

1. Step 1: Write the proportion equation
   15.35 : 32.56 = 32.56 : x
2. Step 2: Convert to fraction form
   15.35/32.56 = 32.56/x
3. Step 3: Cross multiply
   15.35x = 32.56 × 32.56
4. Step 4: Simplify right side
   15.35x = 1,059.91
5. Step 5: Solve for x
   x = 1,059.91/15.35
6. Step 6: Final answer
   x = 69.04