Finding the Fourth Proportional to 4,255.40, 5,877.98 and 2,926.77

Step by Step Solution

1. Step 1: Write the proportion equation
   4,255.40 : 5,877.98 = 2,926.77 : x
2. Step 2: Convert to fraction form
   4,255.40/5,877.98 = 2,926.77/x
3. Step 3: Cross multiply
   4,255.40x = 5,877.98 × 2,926.77
4. Step 4: Simplify right side
   4,255.40x = 17,203,480.89
5. Step 5: Solve for x
   x = 17,203,480.89/4,255.40
6. Step 6: Final answer
   x = 4,042.75