Finding the Third Proportional to 151.69 and 335.91

Step by Step Solution

1. Step 1: Write the proportion equation
   151.69 : 335.91 = 335.91 : x
2. Step 2: Convert to fraction form
   151.69/335.91 = 335.91/x
3. Step 3: Cross multiply
   151.69x = 335.91 × 335.91
4. Step 4: Simplify right side
   151.69x = 112,833.01
5. Step 5: Solve for x
   x = 112,833.01/151.69
6. Step 6: Final answer
   x = 743.85