Finding the Fourth Proportional to 2,365.49, 3,545.13 and 1,048.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,365.49 : 3,545.13 = 1,048.79 : x
2. Step 2: Convert to fraction form
   2,365.49/3,545.13 = 1,048.79/x
3. Step 3: Cross multiply
   2,365.49x = 3,545.13 × 1,048.79
4. Step 4: Simplify right side
   2,365.49x = 3,718,096.89
5. Step 5: Solve for x
   x = 3,718,096.89/2,365.49
6. Step 6: Final answer
   x = 1,571.81