Finding the Third Proportional to 272.53 and 298.69

Step by Step Solution

1. Step 1: Write the proportion equation
   272.53 : 298.69 = 298.69 : x
2. Step 2: Convert to fraction form
   272.53/298.69 = 298.69/x
3. Step 3: Cross multiply
   272.53x = 298.69 × 298.69
4. Step 4: Simplify right side
   272.53x = 89,214.22
5. Step 5: Solve for x
   x = 89,214.22/272.53
6. Step 6: Final answer
   x = 327.35