Finding the Fourth Proportional to 6,774.42, 9,347.81 and 3,789.93

Step by Step Solution

1. Step 1: Write the proportion equation
   6,774.42 : 9,347.81 = 3,789.93 : x
2. Step 2: Convert to fraction form
   6,774.42/9,347.81 = 3,789.93/x
3. Step 3: Cross multiply
   6,774.42x = 9,347.81 × 3,789.93
4. Step 4: Simplify right side
   6,774.42x = 35,427,526.60
5. Step 5: Solve for x
   x = 35,427,526.60/6,774.42
6. Step 6: Final answer
   x = 5,229.60