Finding the Fourth Proportional to 6,983.48, 9,635.82 and 3,917.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,983.48 : 9,635.82 = 3,917.43 : x
2. Step 2: Convert to fraction form
   6,983.48/9,635.82 = 3,917.43/x
3. Step 3: Cross multiply
   6,983.48x = 9,635.82 × 3,917.43
4. Step 4: Simplify right side
   6,983.48x = 37,747,701.17
5. Step 5: Solve for x
   x = 37,747,701.17/6,983.48
6. Step 6: Final answer
   x = 5,405.28