Finding the Fourth Proportional to 9,776.12, 14,667.22 and 2,850.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,776.12 : 14,667.22 = 2,850.68 : x
2. Step 2: Convert to fraction form
   9,776.12/14,667.22 = 2,850.68/x
3. Step 3: Cross multiply
   9,776.12x = 14,667.22 × 2,850.68
4. Step 4: Simplify right side
   9,776.12x = 41,811,550.71
5. Step 5: Solve for x
   x = 41,811,550.71/9,776.12
6. Step 6: Final answer
   x = 4,276.91