Finding the Fourth Proportional to 3,300.62, 4,947.89 and 1,108.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.62 : 4,947.89 = 1,108.76 : x
2. Step 2: Convert to fraction form
   3,300.62/4,947.89 = 1,108.76/x
3. Step 3: Cross multiply
   3,300.62x = 4,947.89 × 1,108.76
4. Step 4: Simplify right side
   3,300.62x = 5,485,992.23
5. Step 5: Solve for x
   x = 5,485,992.23/3,300.62
6. Step 6: Final answer
   x = 1,662.11