Finding the Fourth Proportional to 2,643.95, 3,959.61 and 1,471.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.95 : 3,959.61 = 1,471.04 : x
2. Step 2: Convert to fraction form
   2,643.95/3,959.61 = 1,471.04/x
3. Step 3: Cross multiply
   2,643.95x = 3,959.61 × 1,471.04
4. Step 4: Simplify right side
   2,643.95x = 5,824,744.69
5. Step 5: Solve for x
   x = 5,824,744.69/2,643.95
6. Step 6: Final answer
   x = 2,203.05