Finding the Third Proportional to 19.22 and 40.03

Step by Step Solution

1. Step 1: Write the proportion equation
   19.22 : 40.03 = 40.03 : x
2. Step 2: Convert to fraction form
   19.22/40.03 = 40.03/x
3. Step 3: Cross multiply
   19.22x = 40.03 × 40.03
4. Step 4: Simplify right side
   19.22x = 1,602.50
5. Step 5: Solve for x
   x = 1,602.50/19.22
6. Step 6: Final answer
   x = 83.38