Finding the Fourth Proportional to 5,687.12, 8,516.43 and 3,600.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,687.12 : 8,516.43 = 3,600.83 : x
2. Step 2: Convert to fraction form
   5,687.12/8,516.43 = 3,600.83/x
3. Step 3: Cross multiply
   5,687.12x = 8,516.43 × 3,600.83
4. Step 4: Simplify right side
   5,687.12x = 30,666,216.64
5. Step 5: Solve for x
   x = 30,666,216.64/5,687.12
6. Step 6: Final answer
   x = 5,392.22