Finding the Fourth Proportional to 5,822.48, 8,721.56 and 3,868.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,822.48 : 8,721.56 = 3,868.72 : x
2. Step 2: Convert to fraction form
   5,822.48/8,721.56 = 3,868.72/x
3. Step 3: Cross multiply
   5,822.48x = 8,721.56 × 3,868.72
4. Step 4: Simplify right side
   5,822.48x = 33,741,273.60
5. Step 5: Solve for x
   x = 33,741,273.60/5,822.48
6. Step 6: Final answer
   x = 5,795.00