Finding the Fourth Proportional to 6,187.78, 8,535.69 and 3,667.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,187.78 : 8,535.69 = 3,667.47 : x
2. Step 2: Convert to fraction form
   6,187.78/8,535.69 = 3,667.47/x
3. Step 3: Cross multiply
   6,187.78x = 8,535.69 × 3,667.47
4. Step 4: Simplify right side
   6,187.78x = 31,304,344.33
5. Step 5: Solve for x
   x = 31,304,344.33/6,187.78
6. Step 6: Final answer
   x = 5,059.06