Finding the Fourth Proportional to 6,338.28, 8,746.76 and 3,505.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,338.28 : 8,746.76 = 3,505.78 : x
2. Step 2: Convert to fraction form
   6,338.28/8,746.76 = 3,505.78/x
3. Step 3: Cross multiply
   6,338.28x = 8,746.76 × 3,505.78
4. Step 4: Simplify right side
   6,338.28x = 30,664,216.27
5. Step 5: Solve for x
   x = 30,664,216.27/6,338.28
6. Step 6: Final answer
   x = 4,837.94