Finding the Third Proportional to 103.94 and 215.00

Step by Step Solution

1. Step 1: Write the proportion equation
   103.94 : 215.00 = 215.00 : x
2. Step 2: Convert to fraction form
   103.94/215.00 = 215.00/x
3. Step 3: Cross multiply
   103.94x = 215.00 × 215.00
4. Step 4: Simplify right side
   103.94x = 46,224.16
5. Step 5: Solve for x
   x = 46,224.16/103.94
6. Step 6: Final answer
   x = 444.72