Finding the Third Proportional to 103.50 and 156.56

Step by Step Solution

1. Step 1: Write the proportion equation
   103.50 : 156.56 = 156.56 : x
2. Step 2: Convert to fraction form
   103.50/156.56 = 156.56/x
3. Step 3: Cross multiply
   103.50x = 156.56 × 156.56
4. Step 4: Simplify right side
   103.50x = 24,511.82
5. Step 5: Solve for x
   x = 24,511.82/103.50
6. Step 6: Final answer
   x = 236.83