Finding the Third Proportional to 100.69 and 234.42

Step by Step Solution

1. Step 1: Write the proportion equation
   100.69 : 234.42 = 234.42 : x
2. Step 2: Convert to fraction form
   100.69/234.42 = 234.42/x
3. Step 3: Cross multiply
   100.69x = 234.42 × 234.42
4. Step 4: Simplify right side
   100.69x = 54,953.62
5. Step 5: Solve for x
   x = 54,953.62/100.69
6. Step 6: Final answer
   x = 545.78