Finding the Fourth Proportional to 3,443.63, 4,754.50 and 2,645.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.63 : 4,754.50 = 2,645.54 : x
2. Step 2: Convert to fraction form
   3,443.63/4,754.50 = 2,645.54/x
3. Step 3: Cross multiply
   3,443.63x = 4,754.50 × 2,645.54
4. Step 4: Simplify right side
   3,443.63x = 12,578,196.16
5. Step 5: Solve for x
   x = 12,578,196.16/3,443.63
6. Step 6: Final answer
   x = 3,652.60