Finding the Fourth Proportional to 16,387.98, 24,584.39 and 5,290.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,387.98 : 24,584.39 = 5,290.98 : x
2. Step 2: Convert to fraction form
   16,387.98/24,584.39 = 5,290.98/x
3. Step 3: Cross multiply
   16,387.98x = 24,584.39 × 5,290.98
4. Step 4: Simplify right side
   16,387.98x = 130,075,515.80
5. Step 5: Solve for x
   x = 130,075,515.80/16,387.98
6. Step 6: Final answer
   x = 7,937.25