Finding the Fourth Proportional to 16,040.88, 22,135.50 and 8,870.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,040.88 : 22,135.50 = 8,870.37 : x
2. Step 2: Convert to fraction form
   16,040.88/22,135.50 = 8,870.37/x
3. Step 3: Cross multiply
   16,040.88x = 22,135.50 × 8,870.37
4. Step 4: Simplify right side
   16,040.88x = 196,350,075.14
5. Step 5: Solve for x
   x = 196,350,075.14/16,040.88
6. Step 6: Final answer
   x = 12,240.60