Finding the Fourth Proportional to 11,789.98, 16,269.56 and 6,483.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,789.98 : 16,269.56 = 6,483.76 : x
2. Step 2: Convert to fraction form
   11,789.98/16,269.56 = 6,483.76/x
3. Step 3: Cross multiply
   11,789.98x = 16,269.56 × 6,483.76
4. Step 4: Simplify right side
   11,789.98x = 105,487,922.35
5. Step 5: Solve for x
   x = 105,487,922.35/11,789.98
6. Step 6: Final answer
   x = 8,947.25