Finding the Fourth Proportional to 2,341.71, 3,231.90 and 2,269.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,341.71 : 3,231.90 = 2,269.08 : x
2. Step 2: Convert to fraction form
   2,341.71/3,231.90 = 2,269.08/x
3. Step 3: Cross multiply
   2,341.71x = 3,231.90 × 2,269.08
4. Step 4: Simplify right side
   2,341.71x = 7,333,439.65
5. Step 5: Solve for x
   x = 7,333,439.65/2,341.71
6. Step 6: Final answer
   x = 3,131.66