Finding the Fourth Proportional to 4,854.82, 7,239.72 and 4,810.48

Step by Step Solution

1. Step 1: Write the proportion equation
   4,854.82 : 7,239.72 = 4,810.48 : x
2. Step 2: Convert to fraction form
   4,854.82/7,239.72 = 4,810.48/x
3. Step 3: Cross multiply
   4,854.82x = 7,239.72 × 4,810.48
4. Step 4: Simplify right side
   4,854.82x = 34,826,528.27
5. Step 5: Solve for x
   x = 34,826,528.27/4,854.82
6. Step 6: Final answer
   x = 7,173.60