Finding the Fourth Proportional to 5,867.10, 8,092.71 and 3,877.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,867.10 : 8,092.71 = 3,877.74 : x
2. Step 2: Convert to fraction form
   5,867.10/8,092.71 = 3,877.74/x
3. Step 3: Cross multiply
   5,867.10x = 8,092.71 × 3,877.74
4. Step 4: Simplify right side
   5,867.10x = 31,381,425.28
5. Step 5: Solve for x
   x = 31,381,425.28/5,867.10
6. Step 6: Final answer
   x = 5,348.71