Finding the Fourth Proportional to 4,390.52, 6,048.55 and 3,061.85

Step by Step Solution

1. Step 1: Write the proportion equation
   4,390.52 : 6,048.55 = 3,061.85 : x
2. Step 2: Convert to fraction form
   4,390.52/6,048.55 = 3,061.85/x
3. Step 3: Cross multiply
   4,390.52x = 6,048.55 × 3,061.85
4. Step 4: Simplify right side
   4,390.52x = 18,519,760.28
5. Step 5: Solve for x
   x = 18,519,760.28/4,390.52
6. Step 6: Final answer
   x = 4,218.12