Finding the Fourth Proportional to 2,577.82, 3,557.70 and 1,458.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577.82 : 3,557.70 = 1,458.80 : x
2. Step 2: Convert to fraction form
   2,577.82/3,557.70 = 1,458.80/x
3. Step 3: Cross multiply
   2,577.82x = 3,557.70 × 1,458.80
4. Step 4: Simplify right side
   2,577.82x = 5,189,972.76
5. Step 5: Solve for x
   x = 5,189,972.76/2,577.82
6. Step 6: Final answer
   x = 2,013.32