Finding the Third Proportional to 300.94 and 634.22

Step by Step Solution

1. Step 1: Write the proportion equation
   300.94 : 634.22 = 634.22 : x
2. Step 2: Convert to fraction form
   300.94/634.22 = 634.22/x
3. Step 3: Cross multiply
   300.94x = 634.22 × 634.22
4. Step 4: Simplify right side
   300.94x = 402,233.42
5. Step 5: Solve for x
   x = 402,233.42/300.94
6. Step 6: Final answer
   x = 1,336.60