Finding the Fourth Proportional to 3,109.46, 4,662.72 and 1,133.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,109.46 : 4,662.72 = 1,133.69 : x
2. Step 2: Convert to fraction form
   3,109.46/4,662.72 = 1,133.69/x
3. Step 3: Cross multiply
   3,109.46x = 4,662.72 × 1,133.69
4. Step 4: Simplify right side
   3,109.46x = 5,286,073.37
5. Step 5: Solve for x
   x = 5,286,073.37/3,109.46
6. Step 6: Final answer
   x = 1,700.00