Finding the Fourth Proportional to 11,844.15, 17,769.84 and 7,105.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,844.15 : 17,769.84 = 7,105.56 : x
2. Step 2: Convert to fraction form
   11,844.15/17,769.84 = 7,105.56/x
3. Step 3: Cross multiply
   11,844.15x = 17,769.84 × 7,105.56
4. Step 4: Simplify right side
   11,844.15x = 126,264,664.31
5. Step 5: Solve for x
   x = 126,264,664.31/11,844.15
6. Step 6: Final answer
   x = 10,660.51