Finding the Fourth Proportional to 6,884.26, 9,499.91 and 3,900.03

Step by Step Solution

1. Step 1: Write the proportion equation
   6,884.26 : 9,499.91 = 3,900.03 : x
2. Step 2: Convert to fraction form
   6,884.26/9,499.91 = 3,900.03/x
3. Step 3: Cross multiply
   6,884.26x = 9,499.91 × 3,900.03
4. Step 4: Simplify right side
   6,884.26x = 37,049,954.25
5. Step 5: Solve for x
   x = 37,049,954.25/6,884.26
6. Step 6: Final answer
   x = 5,381.83