Finding the Third Proportional to 19,846.69 and 40,665.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,846.69 : 40,665.38 = 40,665.38 : x
2. Step 2: Convert to fraction form
   19,846.69/40,665.38 = 40,665.38/x
3. Step 3: Cross multiply
   19,846.69x = 40,665.38 × 40,665.38
4. Step 4: Simplify right side
   19,846.69x = 1,653,672,723.89
5. Step 5: Solve for x
   x = 1,653,672,723.89/19,846.69
6. Step 6: Final answer
   x = 83,322.35