Finding the Third Proportional to 69.94 and 103.56

Step by Step Solution

1. Step 1: Write the proportion equation
   69.94 : 103.56 = 103.56 : x
2. Step 2: Convert to fraction form
   69.94/103.56 = 103.56/x
3. Step 3: Cross multiply
   69.94x = 103.56 × 103.56
4. Step 4: Simplify right side
   69.94x = 10,725.19
5. Step 5: Solve for x
   x = 10,725.19/69.94
6. Step 6: Final answer
   x = 153.35