Finding the Fourth Proportional to 2,545.47, 3,510.81 and 1,649.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.47 : 3,510.81 = 1,649.34 : x
2. Step 2: Convert to fraction form
   2,545.47/3,510.81 = 1,649.34/x
3. Step 3: Cross multiply
   2,545.47x = 3,510.81 × 1,649.34
4. Step 4: Simplify right side
   2,545.47x = 5,790,519.37
5. Step 5: Solve for x
   x = 5,790,519.37/2,545.47
6. Step 6: Final answer
   x = 2,274.83