Finding the Fourth Proportional to 2,643.23, 3,647.34 and 1,524.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643.23 : 3,647.34 = 1,524.15 : x
2. Step 2: Convert to fraction form
   2,643.23/3,647.34 = 1,524.15/x
3. Step 3: Cross multiply
   2,643.23x = 3,647.34 × 1,524.15
4. Step 4: Simplify right side
   2,643.23x = 5,559,093.26
5. Step 5: Solve for x
   x = 5,559,093.26/2,643.23
6. Step 6: Final answer
   x = 2,103.14