Finding the Third Proportional to 168.15 and 362.88

Step by Step Solution

1. Step 1: Write the proportion equation
   168.15 : 362.88 = 362.88 : x
2. Step 2: Convert to fraction form
   168.15/362.88 = 362.88/x
3. Step 3: Cross multiply
   168.15x = 362.88 × 362.88
4. Step 4: Simplify right side
   168.15x = 131,683.94
5. Step 5: Solve for x
   x = 131,683.94/168.15
6. Step 6: Final answer
   x = 783.12