Finding the Fourth Proportional to 6,895.78, 9,515.89 and 3,751.97

Step by Step Solution

1. Step 1: Write the proportion equation
   6,895.78 : 9,515.89 = 3,751.97 : x
2. Step 2: Convert to fraction form
   6,895.78/9,515.89 = 3,751.97/x
3. Step 3: Cross multiply
   6,895.78x = 9,515.89 × 3,751.97
4. Step 4: Simplify right side
   6,895.78x = 35,703,333.80
5. Step 5: Solve for x
   x = 35,703,333.80/6,895.78
6. Step 6: Final answer
   x = 5,177.56