Finding the Fourth Proportional to 2,661.75, 3,673.05 and 1,542.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,661.75 : 3,673.05 = 1,542.49 : x
2. Step 2: Convert to fraction form
   2,661.75/3,673.05 = 1,542.49/x
3. Step 3: Cross multiply
   2,661.75x = 3,673.05 × 1,542.49
4. Step 4: Simplify right side
   2,661.75x = 5,665,642.89
5. Step 5: Solve for x
   x = 5,665,642.89/2,661.75
6. Step 6: Final answer
   x = 2,128.54