Finding the Fourth Proportional to 5,538.73, 7,643.46 and 3,020.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,538.73 : 7,643.46 = 3,020.88 : x
2. Step 2: Convert to fraction form
   5,538.73/7,643.46 = 3,020.88/x
3. Step 3: Cross multiply
   5,538.73x = 7,643.46 × 3,020.88
4. Step 4: Simplify right side
   5,538.73x = 23,090,004.69
5. Step 5: Solve for x
   x = 23,090,004.69/5,538.73
6. Step 6: Final answer
   x = 4,168.83