Finding the Third Proportional to 19,863.50 and 41,345

Step by Step Solution

1. Step 1: Write the proportion equation
   19,863.50 : 41,345 = 41,345 : x
2. Step 2: Convert to fraction form
   19,863.50/41,345 = 41,345/x
3. Step 3: Cross multiply
   19,863.50x = 41,345 × 41,345
4. Step 4: Simplify right side
   19,863.50x = 1,709,409,025
5. Step 5: Solve for x
   x = 1,709,409,025/19,863.50
6. Step 6: Final answer
   x = 86,057.80