Finding the Fourth Proportional to 19,665.63, 27,114.98 and 16,067.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,665.63 : 27,114.98 = 16,067.25 : x
2. Step 2: Convert to fraction form
   19,665.63/27,114.98 = 16,067.25/x
3. Step 3: Cross multiply
   19,665.63x = 27,114.98 × 16,067.25
4. Step 4: Simplify right side
   19,665.63x = 435,663,082.07
5. Step 5: Solve for x
   x = 435,663,082.07/19,665.63
6. Step 6: Final answer
   x = 22,153.53