Finding the Fourth Proportional to 6,773.79, 9,347.94 and 3,789.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,773.79 : 9,347.94 = 3,789.30 : x
2. Step 2: Convert to fraction form
   6,773.79/9,347.94 = 3,789.30/x
3. Step 3: Cross multiply
   6,773.79x = 9,347.94 × 3,789.30
4. Step 4: Simplify right side
   6,773.79x = 35,422,149.04
5. Step 5: Solve for x
   x = 35,422,149.04/6,773.79
6. Step 6: Final answer
   x = 5,229.30