Finding the Fourth Proportional to 16,290.57, 24,437.22 and 5,198.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,290.57 : 24,437.22 = 5,198.84 : x
2. Step 2: Convert to fraction form
   16,290.57/24,437.22 = 5,198.84/x
3. Step 3: Cross multiply
   16,290.57x = 24,437.22 × 5,198.84
4. Step 4: Simplify right side
   16,290.57x = 127,045,074.64
5. Step 5: Solve for x
   x = 127,045,074.64/16,290.57
6. Step 6: Final answer
   x = 7,798.69