Finding the Fourth Proportional to 2,814.77, 3,883.82 and 2,069.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,814.77 : 3,883.82 = 2,069.37 : x
2. Step 2: Convert to fraction form
   2,814.77/3,883.82 = 2,069.37/x
3. Step 3: Cross multiply
   2,814.77x = 3,883.82 × 2,069.37
4. Step 4: Simplify right side
   2,814.77x = 8,037,050.25
5. Step 5: Solve for x
   x = 8,037,050.25/2,814.77
6. Step 6: Final answer
   x = 2,855.31