Finding the Fourth Proportional to 11,002.93, 16,505.37 and 3,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.93 : 16,505.37 = 3,105.50 : x
2. Step 2: Convert to fraction form
   11,002.93/16,505.37 = 3,105.50/x
3. Step 3: Cross multiply
   11,002.93x = 16,505.37 × 3,105.50
4. Step 4: Simplify right side
   11,002.93x = 51,257,426.54
5. Step 5: Solve for x
   x = 51,257,426.54/11,002.93
6. Step 6: Final answer
   x = 4,658.53