Finding the Fourth Proportional to 7,141.16, 9,863.01 and 5,458.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,141.16 : 9,863.01 = 5,458.82 : x
2. Step 2: Convert to fraction form
   7,141.16/9,863.01 = 5,458.82/x
3. Step 3: Cross multiply
   7,141.16x = 9,863.01 × 5,458.82
4. Step 4: Simplify right side
   7,141.16x = 53,840,346.93
5. Step 5: Solve for x
   x = 53,840,346.93/7,141.16
6. Step 6: Final answer
   x = 7,539.44