Finding the Fourth Proportional to 6,884.38, 9,498.41 and 3,900.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,884.38 : 9,498.41 = 3,900.15 : x
2. Step 2: Convert to fraction form
   6,884.38/9,498.41 = 3,900.15/x
3. Step 3: Cross multiply
   6,884.38x = 9,498.41 × 3,900.15
4. Step 4: Simplify right side
   6,884.38x = 37,045,240.82
5. Step 5: Solve for x
   x = 37,045,240.82/6,884.38
6. Step 6: Final answer
   x = 5,381.06