Finding the Fourth Proportional to 17,968.47, 26,953.72 and 5,490.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,968.47 : 26,953.72 = 5,490.42 : x
2. Step 2: Convert to fraction form
   17,968.47/26,953.72 = 5,490.42/x
3. Step 3: Cross multiply
   17,968.47x = 26,953.72 × 5,490.42
4. Step 4: Simplify right side
   17,968.47x = 147,987,229.64
5. Step 5: Solve for x
   x = 147,987,229.64/17,968.47
6. Step 6: Final answer
   x = 8,235.94