Finding the Third Proportional to 300.66 and 468.56

Step by Step Solution

1. Step 1: Write the proportion equation
   300.66 : 468.56 = 468.56 : x
2. Step 2: Convert to fraction form
   300.66/468.56 = 468.56/x
3. Step 3: Cross multiply
   300.66x = 468.56 × 468.56
4. Step 4: Simplify right side
   300.66x = 219,550.82
5. Step 5: Solve for x
   x = 219,550.82/300.66
6. Step 6: Final answer
   x = 730.24