Finding the Fourth Proportional to 6,238.75, 8,605.83 and 3,881.65

Step by Step Solution

1. Step 1: Write the proportion equation
   6,238.75 : 8,605.83 = 3,881.65 : x
2. Step 2: Convert to fraction form
   6,238.75/8,605.83 = 3,881.65/x
3. Step 3: Cross multiply
   6,238.75x = 8,605.83 × 3,881.65
4. Step 4: Simplify right side
   6,238.75x = 33,404,820.02
5. Step 5: Solve for x
   x = 33,404,820.02/6,238.75
6. Step 6: Final answer
   x = 5,354.41