Finding the Fourth Proportional to 5,498.32, 7,581 and 3,821.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,498.32 : 7,581 = 3,821.12 : x
2. Step 2: Convert to fraction form
   5,498.32/7,581 = 3,821.12/x
3. Step 3: Cross multiply
   5,498.32x = 7,581 × 3,821.12
4. Step 4: Simplify right side
   5,498.32x = 28,967,910.72
5. Step 5: Solve for x
   x = 28,967,910.72/5,498.32
6. Step 6: Final answer
   x = 5,268.50