Finding the Fourth Proportional to 3,820.52, 5,730.81 and 3,633.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,820.52 : 5,730.81 = 3,633.98 : x
2. Step 2: Convert to fraction form
   3,820.52/5,730.81 = 3,633.98/x
3. Step 3: Cross multiply
   3,820.52x = 5,730.81 × 3,633.98
4. Step 4: Simplify right side
   3,820.52x = 20,825,648.92
5. Step 5: Solve for x
   x = 20,825,648.92/3,820.52
6. Step 6: Final answer
   x = 5,451.00