Finding the Fourth Proportional to 9,992.00, 13,789.37 and 5,744.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,992.00 : 13,789.37 = 5,744.39 : x
2. Step 2: Convert to fraction form
   9,992.00/13,789.37 = 5,744.39/x
3. Step 3: Cross multiply
   9,992.00x = 13,789.37 × 5,744.39
4. Step 4: Simplify right side
   9,992.00x = 79,211,421.47
5. Step 5: Solve for x
   x = 79,211,421.47/9,992.00
6. Step 6: Final answer
   x = 7,927.49