Finding the Fourth Proportional to 3,309.15, 4,964.27 and 1,118.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,309.15 : 4,964.27 = 1,118.01 : x
2. Step 2: Convert to fraction form
   3,309.15/4,964.27 = 1,118.01/x
3. Step 3: Cross multiply
   3,309.15x = 4,964.27 × 1,118.01
4. Step 4: Simplify right side
   3,309.15x = 5,550,097.91
5. Step 5: Solve for x
   x = 5,550,097.91/3,309.15
6. Step 6: Final answer
   x = 1,677.20