Finding the Fourth Proportional to 8,663.88, 12,993.83 and 2,424.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,663.88 : 12,993.83 = 2,424.33 : x
2. Step 2: Convert to fraction form
   8,663.88/12,993.83 = 2,424.33/x
3. Step 3: Cross multiply
   8,663.88x = 12,993.83 × 2,424.33
4. Step 4: Simplify right side
   8,663.88x = 31,501,331.88
5. Step 5: Solve for x
   x = 31,501,331.88/8,663.88
6. Step 6: Final answer
   x = 3,635.94