Finding the Fourth Proportional to 2,537.40, 3,501.79 and 1,542.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,537.40 : 3,501.79 = 1,542.48 : x
2. Step 2: Convert to fraction form
   2,537.40/3,501.79 = 1,542.48/x
3. Step 3: Cross multiply
   2,537.40x = 3,501.79 × 1,542.48
4. Step 4: Simplify right side
   2,537.40x = 5,401,441.04
5. Step 5: Solve for x
   x = 5,401,441.04/2,537.40
6. Step 6: Final answer
   x = 2,128.73