Finding the Fourth Proportional to 17,729.18, 24,480.53 and 12,075.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,729.18 : 24,480.53 = 12,075.78 : x
2. Step 2: Convert to fraction form
   17,729.18/24,480.53 = 12,075.78/x
3. Step 3: Cross multiply
   17,729.18x = 24,480.53 × 12,075.78
4. Step 4: Simplify right side
   17,729.18x = 295,621,434.18
5. Step 5: Solve for x
   x = 295,621,434.18/17,729.18
6. Step 6: Final answer
   x = 16,674.29