Finding the Fourth Proportional to 6,793.72, 10,187.42 and 3,983.40

Step by Step Solution

1. Step 1: Write the proportion equation
   6,793.72 : 10,187.42 = 3,983.40 : x
2. Step 2: Convert to fraction form
   6,793.72/10,187.42 = 3,983.40/x
3. Step 3: Cross multiply
   6,793.72x = 10,187.42 × 3,983.40
4. Step 4: Simplify right side
   6,793.72x = 40,580,568.83
5. Step 5: Solve for x
   x = 40,580,568.83/6,793.72
6. Step 6: Final answer
   x = 5,973.25