Finding the Third Proportional to 99.35 and 151.24

Step by Step Solution

1. Step 1: Write the proportion equation
   99.35 : 151.24 = 151.24 : x
2. Step 2: Convert to fraction form
   99.35/151.24 = 151.24/x
3. Step 3: Cross multiply
   99.35x = 151.24 × 151.24
4. Step 4: Simplify right side
   99.35x = 22,874.20
5. Step 5: Solve for x
   x = 22,874.20/99.35
6. Step 6: Final answer
   x = 230.23