Finding the Fourth Proportional to 5,399.88, 7,451.86 and 3,042.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,399.88 : 7,451.86 = 3,042.06 : x
2. Step 2: Convert to fraction form
   5,399.88/7,451.86 = 3,042.06/x
3. Step 3: Cross multiply
   5,399.88x = 7,451.86 × 3,042.06
4. Step 4: Simplify right side
   5,399.88x = 22,669,005.23
5. Step 5: Solve for x
   x = 22,669,005.23/5,399.88
6. Step 6: Final answer
   x = 4,198.06