Finding the Fourth Proportional to 2,577.02, 3,557.18 and 1,582.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577.02 : 3,557.18 = 1,582.39 : x
2. Step 2: Convert to fraction form
   2,577.02/3,557.18 = 1,582.39/x
3. Step 3: Cross multiply
   2,577.02x = 3,557.18 × 1,582.39
4. Step 4: Simplify right side
   2,577.02x = 5,628,827.78
5. Step 5: Solve for x
   x = 5,628,827.78/2,577.02
6. Step 6: Final answer
   x = 2,184.24