Finding the Fourth Proportional to 3,327.83, 4,989.87 and 1,105.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,327.83 : 4,989.87 = 1,105.47 : x
2. Step 2: Convert to fraction form
   3,327.83/4,989.87 = 1,105.47/x
3. Step 3: Cross multiply
   3,327.83x = 4,989.87 × 1,105.47
4. Step 4: Simplify right side
   3,327.83x = 5,516,139.91
5. Step 5: Solve for x
   x = 5,516,139.91/3,327.83
6. Step 6: Final answer
   x = 1,657.58