Finding the Third Proportional to 16,417.69 and 19,398.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,417.69 : 19,398.23 = 19,398.23 : x
2. Step 2: Convert to fraction form
   16,417.69/19,398.23 = 19,398.23/x
3. Step 3: Cross multiply
   16,417.69x = 19,398.23 × 19,398.23
4. Step 4: Simplify right side
   16,417.69x = 376,291,496.87
5. Step 5: Solve for x
   x = 376,291,496.87/16,417.69
6. Step 6: Final answer
   x = 22,919.88