Finding the Fourth Proportional to 7,818.53, 10,789.56 and 4,281.74

Step by Step Solution

1. Step 1: Write the proportion equation
   7,818.53 : 10,789.56 = 4,281.74 : x
2. Step 2: Convert to fraction form
   7,818.53/10,789.56 = 4,281.74/x
3. Step 3: Cross multiply
   7,818.53x = 10,789.56 × 4,281.74
4. Step 4: Simplify right side
   7,818.53x = 46,198,036.69
5. Step 5: Solve for x
   x = 46,198,036.69/7,818.53
6. Step 6: Final answer
   x = 5,908.79