Finding the Fourth Proportional to 2,525.52, 3,789.52 and 1,139.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.52 : 3,789.52 = 1,139.82 : x
2. Step 2: Convert to fraction form
   2,525.52/3,789.52 = 1,139.82/x
3. Step 3: Cross multiply
   2,525.52x = 3,789.52 × 1,139.82
4. Step 4: Simplify right side
   2,525.52x = 4,319,351.74
5. Step 5: Solve for x
   x = 4,319,351.74/2,525.52
6. Step 6: Final answer
   x = 1,710.29