Finding the Fourth Proportional to 2,294.81, 3,440.13 and 1,061.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,294.81 : 3,440.13 = 1,061.89 : x
2. Step 2: Convert to fraction form
   2,294.81/3,440.13 = 1,061.89/x
3. Step 3: Cross multiply
   2,294.81x = 3,440.13 × 1,061.89
4. Step 4: Simplify right side
   2,294.81x = 3,653,039.65
5. Step 5: Solve for x
   x = 3,653,039.65/2,294.81
6. Step 6: Final answer
   x = 1,591.87