Finding the Fourth Proportional to 3,866.50, 5,794.88 and 2,773.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,866.50 : 5,794.88 = 2,773.00 : x
2. Step 2: Convert to fraction form
   3,866.50/5,794.88 = 2,773.00/x
3. Step 3: Cross multiply
   3,866.50x = 5,794.88 × 2,773.00
4. Step 4: Simplify right side
   3,866.50x = 16,069,173.27
5. Step 5: Solve for x
   x = 16,069,173.27/3,866.50
6. Step 6: Final answer
   x = 4,156.01