Finding the Third Proportional to 19,799 and 41,230.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,799 : 41,230.50 = 41,230.50 : x
2. Step 2: Convert to fraction form
   19,799/41,230.50 = 41,230.50/x
3. Step 3: Cross multiply
   19,799x = 41,230.50 × 41,230.50
4. Step 4: Simplify right side
   19,799x = 1,699,954,130.25
5. Step 5: Solve for x
   x = 1,699,954,130.25/19,799
6. Step 6: Final answer
   x = 85,860.61