Finding the Fourth Proportional to 2,525.76, 3,789.36 and 882.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.76 : 3,789.36 = 882.72 : x
2. Step 2: Convert to fraction form
   2,525.76/3,789.36 = 882.72/x
3. Step 3: Cross multiply
   2,525.76x = 3,789.36 × 882.72
4. Step 4: Simplify right side
   2,525.76x = 3,344,943.86
5. Step 5: Solve for x
   x = 3,344,943.86/2,525.76
6. Step 6: Final answer
   x = 1,324.33