Finding the Fourth Proportional to 7,483.98, 10,322.19 and 5,721.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,483.98 : 10,322.19 = 5,721.42 : x
2. Step 2: Convert to fraction form
   7,483.98/10,322.19 = 5,721.42/x
3. Step 3: Cross multiply
   7,483.98x = 10,322.19 × 5,721.42
4. Step 4: Simplify right side
   7,483.98x = 59,057,584.31
5. Step 5: Solve for x
   x = 59,057,584.31/7,483.98
6. Step 6: Final answer
   x = 7,891.20