Finding the Fourth Proportional to 2,772.55, 3,826.78 and 1,594.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,772.55 : 3,826.78 = 1,594.31 : x
2. Step 2: Convert to fraction form
   2,772.55/3,826.78 = 1,594.31/x
3. Step 3: Cross multiply
   2,772.55x = 3,826.78 × 1,594.31
4. Step 4: Simplify right side
   2,772.55x = 6,101,050.50
5. Step 5: Solve for x
   x = 6,101,050.50/2,772.55
6. Step 6: Final answer
   x = 2,200.52