Finding the Fourth Proportional to 11,723.69, 17,582.80 and 5,488.00

Step by Step Solution

1. Step 1: Write the proportion equation
   11,723.69 : 17,582.80 = 5,488.00 : x
2. Step 2: Convert to fraction form
   11,723.69/17,582.80 = 5,488.00/x
3. Step 3: Cross multiply
   11,723.69x = 17,582.80 × 5,488.00
4. Step 4: Simplify right side
   11,723.69x = 96,494,442.48
5. Step 5: Solve for x
   x = 96,494,442.48/11,723.69
6. Step 6: Final answer
   x = 8,230.72