Finding the Fourth Proportional to 8,338.92, 11,498.50 and 5,681

Step by Step Solution

1. Step 1: Write the proportion equation
   8,338.92 : 11,498.50 = 5,681 : x
2. Step 2: Convert to fraction form
   8,338.92/11,498.50 = 5,681/x
3. Step 3: Cross multiply
   8,338.92x = 11,498.50 × 5,681
4. Step 4: Simplify right side
   8,338.92x = 65,322,978.50
5. Step 5: Solve for x
   x = 65,322,978.50/8,338.92
6. Step 6: Final answer
   x = 7,833.51