Finding the Fourth Proportional to 3,871.35, 5,821.04 and 3,566.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,871.35 : 5,821.04 = 3,566.88 : x
2. Step 2: Convert to fraction form
   3,871.35/5,821.04 = 3,566.88/x
3. Step 3: Cross multiply
   3,871.35x = 5,821.04 × 3,566.88
4. Step 4: Simplify right side
   3,871.35x = 20,762,933.32
5. Step 5: Solve for x
   x = 20,762,933.32/3,871.35
6. Step 6: Final answer
   x = 5,363.23