Finding the Fourth Proportional to 5,686.96, 8,528.82 and 3,603.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,686.96 : 8,528.82 = 3,603.82 : x
2. Step 2: Convert to fraction form
   5,686.96/8,528.82 = 3,603.82/x
3. Step 3: Cross multiply
   5,686.96x = 8,528.82 × 3,603.82
4. Step 4: Simplify right side
   5,686.96x = 30,736,332.09
5. Step 5: Solve for x
   x = 30,736,332.09/5,686.96
6. Step 6: Final answer
   x = 5,404.70