Finding the Fourth Proportional to 10,544.58, 15,818.78 and 3,523.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,544.58 : 15,818.78 = 3,523.91 : x
2. Step 2: Convert to fraction form
   10,544.58/15,818.78 = 3,523.91/x
3. Step 3: Cross multiply
   10,544.58x = 15,818.78 × 3,523.91
4. Step 4: Simplify right side
   10,544.58x = 55,743,860.32
5. Step 5: Solve for x
   x = 55,743,860.32/10,544.58
6. Step 6: Final answer
   x = 5,286.49