Finding the Fourth Proportional to 2,643.46, 3,647.82 and 1,524.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.46 : 3,647.82 = 1,524.22 : x
2. Step 2: Convert to fraction form
   2,643.46/3,647.82 = 1,524.22/x
3. Step 3: Cross multiply
   2,643.46x = 3,647.82 × 1,524.22
4. Step 4: Simplify right side
   2,643.46x = 5,560,080.20
5. Step 5: Solve for x
   x = 5,560,080.20/2,643.46
6. Step 6: Final answer
   x = 2,103.33