Finding the Third Proportional to 45.97 and 100.72

Step by Step Solution

1. Step 1: Write the proportion equation
   45.97 : 100.72 = 100.72 : x
2. Step 2: Convert to fraction form
   45.97/100.72 = 100.72/x
3. Step 3: Cross multiply
   45.97x = 100.72 × 100.72
4. Step 4: Simplify right side
   45.97x = 10,144.27
5. Step 5: Solve for x
   x = 10,144.27/45.97
6. Step 6: Final answer
   x = 220.68