Finding the Fourth Proportional to 2,577.61, 3,556.83 and 1,458.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577.61 : 3,556.83 = 1,458.37 : x
2. Step 2: Convert to fraction form
   2,577.61/3,556.83 = 1,458.37/x
3. Step 3: Cross multiply
   2,577.61x = 3,556.83 × 1,458.37
4. Step 4: Simplify right side
   2,577.61x = 5,187,174.17
5. Step 5: Solve for x
   x = 5,187,174.17/2,577.61
6. Step 6: Final answer
   x = 2,012.40