Finding the Fourth Proportional to 3,016.27, 4,162.89 and 1,690.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,016.27 : 4,162.89 = 1,690.12 : x
2. Step 2: Convert to fraction form
   3,016.27/4,162.89 = 1,690.12/x
3. Step 3: Cross multiply
   3,016.27x = 4,162.89 × 1,690.12
4. Step 4: Simplify right side
   3,016.27x = 7,035,783.65
5. Step 5: Solve for x
   x = 7,035,783.65/3,016.27
6. Step 6: Final answer
   x = 2,332.61