Finding the Fourth Proportional to 11,789.05, 16,268.76 and 6,483.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,789.05 : 16,268.76 = 6,483.94 : x
2. Step 2: Convert to fraction form
   11,789.05/16,268.76 = 6,483.94/x
3. Step 3: Cross multiply
   11,789.05x = 16,268.76 × 6,483.94
4. Step 4: Simplify right side
   11,789.05x = 105,485,663.71
5. Step 5: Solve for x
   x = 105,485,663.71/11,789.05
6. Step 6: Final answer
   x = 8,947.77