Finding the Fourth Proportional to 5,397.26, 8,100.71 and 2,766.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,397.26 : 8,100.71 = 2,766.56 : x
2. Step 2: Convert to fraction form
   5,397.26/8,100.71 = 2,766.56/x
3. Step 3: Cross multiply
   5,397.26x = 8,100.71 × 2,766.56
4. Step 4: Simplify right side
   5,397.26x = 22,411,059.75
5. Step 5: Solve for x
   x = 22,411,059.75/5,397.26
6. Step 6: Final answer
   x = 4,152.30