Finding the Fourth Proportional to 5,874.93, 8,105.76 and 3,780.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,874.93 : 8,105.76 = 3,780.27 : x
2. Step 2: Convert to fraction form
   5,874.93/8,105.76 = 3,780.27/x
3. Step 3: Cross multiply
   5,874.93x = 8,105.76 × 3,780.27
4. Step 4: Simplify right side
   5,874.93x = 30,641,961.36
5. Step 5: Solve for x
   x = 30,641,961.36/5,874.93
6. Step 6: Final answer
   x = 5,215.72