Finding the Fourth Proportional to 3,858.37, 5,779.82 and 1,775.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,858.37 : 5,779.82 = 1,775.52 : x
2. Step 2: Convert to fraction form
   3,858.37/5,779.82 = 1,775.52/x
3. Step 3: Cross multiply
   3,858.37x = 5,779.82 × 1,775.52
4. Step 4: Simplify right side
   3,858.37x = 10,262,190.45
5. Step 5: Solve for x
   x = 10,262,190.45/3,858.37
6. Step 6: Final answer
   x = 2,659.72