Finding the Fourth Proportional to 2,647.54, 3,608.06 and 2,637.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,647.54 : 3,608.06 = 2,637.82 : x
2. Step 2: Convert to fraction form
   2,647.54/3,608.06 = 2,637.82/x
3. Step 3: Cross multiply
   2,647.54x = 3,608.06 × 2,637.82
4. Step 4: Simplify right side
   2,647.54x = 9,517,412.83
5. Step 5: Solve for x
   x = 9,517,412.83/2,647.54
6. Step 6: Final answer
   x = 3,594.81