Finding the Fourth Proportional to 3,501.86, 4,829.69 and 2,556.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,501.86 : 4,829.69 = 2,556.59 : x
2. Step 2: Convert to fraction form
   3,501.86/4,829.69 = 2,556.59/x
3. Step 3: Cross multiply
   3,501.86x = 4,829.69 × 2,556.59
4. Step 4: Simplify right side
   3,501.86x = 12,347,500.23
5. Step 5: Solve for x
   x = 12,347,500.23/3,501.86
6. Step 6: Final answer
   x = 3,525.99