Finding the Fourth Proportional to 10,945.83, 16,418.50 and 3,550.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,945.83 : 16,418.50 = 3,550.26 : x
2. Step 2: Convert to fraction form
   10,945.83/16,418.50 = 3,550.26/x
3. Step 3: Cross multiply
   10,945.83x = 16,418.50 × 3,550.26
4. Step 4: Simplify right side
   10,945.83x = 58,289,996.50
5. Step 5: Solve for x
   x = 58,289,996.50/10,945.83
6. Step 6: Final answer
   x = 5,325.31