Finding the Fourth Proportional to 2,577.71, 3,557.43 and 1,458.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577.71 : 3,557.43 = 1,458.77 : x
2. Step 2: Convert to fraction form
   2,577.71/3,557.43 = 1,458.77/x
3. Step 3: Cross multiply
   2,577.71x = 3,557.43 × 1,458.77
4. Step 4: Simplify right side
   2,577.71x = 5,189,454.37
5. Step 5: Solve for x
   x = 5,189,454.37/2,577.71
6. Step 6: Final answer
   x = 2,013.21