Finding the Fourth Proportional to 11,789.72, 16,269.72 and 6,753.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,789.72 : 16,269.72 = 6,753.77 : x
2. Step 2: Convert to fraction form
   11,789.72/16,269.72 = 6,753.77/x
3. Step 3: Cross multiply
   11,789.72x = 16,269.72 × 6,753.77
4. Step 4: Simplify right side
   11,789.72x = 109,881,946.84
5. Step 5: Solve for x
   x = 109,881,946.84/11,789.72
6. Step 6: Final answer
   x = 9,320.15