Finding the Fourth Proportional to 3,384.48, 5,078.55 and 2,562.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,384.48 : 5,078.55 = 2,562.56 : x
2. Step 2: Convert to fraction form
   3,384.48/5,078.55 = 2,562.56/x
3. Step 3: Cross multiply
   3,384.48x = 5,078.55 × 2,562.56
4. Step 4: Simplify right side
   3,384.48x = 13,014,089.09
5. Step 5: Solve for x
   x = 13,014,089.09/3,384.48
6. Step 6: Final answer
   x = 3,845.23