Finding the Third Proportional to 33.33 and 51.05

Step by Step Solution

1. Step 1: Write the proportion equation
   33.33 : 51.05 = 51.05 : x
2. Step 2: Convert to fraction form
   33.33/51.05 = 51.05/x
3. Step 3: Cross multiply
   33.33x = 51.05 × 51.05
4. Step 4: Simplify right side
   33.33x = 2,605.78
5. Step 5: Solve for x
   x = 2,605.78/33.33
6. Step 6: Final answer
   x = 78.19