Finding the Fourth Proportional to 10,453.39, 15,682.82 and 3,879.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,453.39 : 15,682.82 = 3,879.63 : x
2. Step 2: Convert to fraction form
   10,453.39/15,682.82 = 3,879.63/x
3. Step 3: Cross multiply
   10,453.39x = 15,682.82 × 3,879.63
4. Step 4: Simplify right side
   10,453.39x = 60,843,519.56
5. Step 5: Solve for x
   x = 60,843,519.56/10,453.39
6. Step 6: Final answer
   x = 5,820.46