Finding the Fourth Proportional to 4,976.77, 7,406.41 and 4,810.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,976.77 : 7,406.41 = 4,810.69 : x
2. Step 2: Convert to fraction form
   4,976.77/7,406.41 = 4,810.69/x
3. Step 3: Cross multiply
   4,976.77x = 7,406.41 × 4,810.69
4. Step 4: Simplify right side
   4,976.77x = 35,629,942.52
5. Step 5: Solve for x
   x = 35,629,942.52/4,976.77
6. Step 6: Final answer
   x = 7,159.25