Finding the Fourth Proportional to 16,745.99, 25,123.84 and 7,988.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,745.99 : 25,123.84 = 7,988.27 : x
2. Step 2: Convert to fraction form
   16,745.99/25,123.84 = 7,988.27/x
3. Step 3: Cross multiply
   16,745.99x = 25,123.84 × 7,988.27
4. Step 4: Simplify right side
   16,745.99x = 200,695,871.77
5. Step 5: Solve for x
   x = 200,695,871.77/16,745.99
6. Step 6: Final answer
   x = 11,984.72