Finding the Fourth Proportional to 4,854.36, 7,288.83 and 2,776.71

Step by Step Solution

1. Step 1: Write the proportion equation
   4,854.36 : 7,288.83 = 2,776.71 : x
2. Step 2: Convert to fraction form
   4,854.36/7,288.83 = 2,776.71/x
3. Step 3: Cross multiply
   4,854.36x = 7,288.83 × 2,776.71
4. Step 4: Simplify right side
   4,854.36x = 20,238,967.15
5. Step 5: Solve for x
   x = 20,238,967.15/4,854.36
6. Step 6: Final answer
   x = 4,169.23