Finding the Fourth Proportional to 11,443.86, 17,163.02 and 3,123.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,443.86 : 17,163.02 = 3,123.92 : x
2. Step 2: Convert to fraction form
   11,443.86/17,163.02 = 3,123.92/x
3. Step 3: Cross multiply
   11,443.86x = 17,163.02 × 3,123.92
4. Step 4: Simplify right side
   11,443.86x = 53,615,800.00
5. Step 5: Solve for x
   x = 53,615,800.00/11,443.86
6. Step 6: Final answer
   x = 4,685.11