Finding the Third Proportional to 158.25 and 353.25

Step by Step Solution

1. Step 1: Write the proportion equation
   158.25 : 353.25 = 353.25 : x
2. Step 2: Convert to fraction form
   158.25/353.25 = 353.25/x
3. Step 3: Cross multiply
   158.25x = 353.25 × 353.25
4. Step 4: Simplify right side
   158.25x = 124,785.56
5. Step 5: Solve for x
   x = 124,785.56/158.25
6. Step 6: Final answer
   x = 788.53