Finding the Third Proportional to 19,817.16 and 41,272.03

Step by Step Solution

1. Step 1: Write the proportion equation
   19,817.16 : 41,272.03 = 41,272.03 : x
2. Step 2: Convert to fraction form
   19,817.16/41,272.03 = 41,272.03/x
3. Step 3: Cross multiply
   19,817.16x = 41,272.03 × 41,272.03
4. Step 4: Simplify right side
   19,817.16x = 1,703,380,563.50
5. Step 5: Solve for x
   x = 1,703,380,563.50/19,817.16
6. Step 6: Final answer
   x = 85,954.84