Finding the Fourth Proportional to 6,883.35, 9,498.27 and 3,899.13

Step by Step Solution

1. Step 1: Write the proportion equation
   6,883.35 : 9,498.27 = 3,899.13 : x
2. Step 2: Convert to fraction form
   6,883.35/9,498.27 = 3,899.13/x
3. Step 3: Cross multiply
   6,883.35x = 9,498.27 × 3,899.13
4. Step 4: Simplify right side
   6,883.35x = 37,034,989.51
5. Step 5: Solve for x
   x = 37,034,989.51/6,883.35
6. Step 6: Final answer
   x = 5,380.37