Finding the Third Proportional to 16,557.75 and 19,028.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,557.75 : 19,028.25 = 19,028.25 : x
2. Step 2: Convert to fraction form
   16,557.75/19,028.25 = 19,028.25/x
3. Step 3: Cross multiply
   16,557.75x = 19,028.25 × 19,028.25
4. Step 4: Simplify right side
   16,557.75x = 362,074,298.06
5. Step 5: Solve for x
   x = 362,074,298.06/16,557.75
6. Step 6: Final answer
   x = 21,867.36