Finding the Fourth Proportional to 2,664.02, 3,995.93 and 1,103.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.02 : 3,995.93 = 1,103.63 : x
2. Step 2: Convert to fraction form
   2,664.02/3,995.93 = 1,103.63/x
3. Step 3: Cross multiply
   2,664.02x = 3,995.93 × 1,103.63
4. Step 4: Simplify right side
   2,664.02x = 4,410,011.01
5. Step 5: Solve for x
   x = 4,410,011.01/2,664.02
6. Step 6: Final answer
   x = 1,655.40