Finding the Fourth Proportional to 2,577.56, 3,885.37 and 2,427.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577.56 : 3,885.37 = 2,427.03 : x
2. Step 2: Convert to fraction form
   2,577.56/3,885.37 = 2,427.03/x
3. Step 3: Cross multiply
   2,577.56x = 3,885.37 × 2,427.03
4. Step 4: Simplify right side
   2,577.56x = 9,429,903.48
5. Step 5: Solve for x
   x = 9,429,903.48/2,577.56
6. Step 6: Final answer
   x = 3,658.47