Finding the Fourth Proportional to 6,880.69, 9,495.94 and 3,897.06

Step by Step Solution

1. Step 1: Write the proportion equation
   6,880.69 : 9,495.94 = 3,897.06 : x
2. Step 2: Convert to fraction form
   6,880.69/9,495.94 = 3,897.06/x
3. Step 3: Cross multiply
   6,880.69x = 9,495.94 × 3,897.06
4. Step 4: Simplify right side
   6,880.69x = 37,006,229.07
5. Step 5: Solve for x
   x = 37,006,229.07/6,880.69
6. Step 6: Final answer
   x = 5,378.27