Finding the Fourth Proportional to 9,040.47, 13,562.82 and 2,800.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.47 : 13,562.82 = 2,800.16 : x
2. Step 2: Convert to fraction form
   9,040.47/13,562.82 = 2,800.16/x
3. Step 3: Cross multiply
   9,040.47x = 13,562.82 × 2,800.16
4. Step 4: Simplify right side
   9,040.47x = 37,978,022.15
5. Step 5: Solve for x
   x = 37,978,022.15/9,040.47
6. Step 6: Final answer
   x = 4,200.89