Finding the Fourth Proportional to 10,542.04, 15,815.46 and 3,616.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,542.04 : 15,815.46 = 3,616.12 : x
2. Step 2: Convert to fraction form
   10,542.04/15,815.46 = 3,616.12/x
3. Step 3: Cross multiply
   10,542.04x = 15,815.46 × 3,616.12
4. Step 4: Simplify right side
   10,542.04x = 57,190,601.22
5. Step 5: Solve for x
   x = 57,190,601.22/10,542.04
6. Step 6: Final answer
   x = 5,425.00