Finding the Fourth Proportional to 2,684.48, 4,028.34 and 1,042.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684.48 : 4,028.34 = 1,042.52 : x
2. Step 2: Convert to fraction form
   2,684.48/4,028.34 = 1,042.52/x
3. Step 3: Cross multiply
   2,684.48x = 4,028.34 × 1,042.52
4. Step 4: Simplify right side
   2,684.48x = 4,199,625.02
5. Step 5: Solve for x
   x = 4,199,625.02/2,684.48
6. Step 6: Final answer
   x = 1,564.41