Finding the Third Proportional to 41.91 and 90.28

Step by Step Solution

1. Step 1: Write the proportion equation
   41.91 : 90.28 = 90.28 : x
2. Step 2: Convert to fraction form
   41.91/90.28 = 90.28/x
3. Step 3: Cross multiply
   41.91x = 90.28 × 90.28
4. Step 4: Simplify right side
   41.91x = 8,150.70
5. Step 5: Solve for x
   x = 8,150.70/41.91
6. Step 6: Final answer
   x = 194.50