Finding the Fourth Proportional to 5,216.25, 7,826.30 and 2,443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,216.25 : 7,826.30 = 2,443.82 : x
2. Step 2: Convert to fraction form
   5,216.25/7,826.30 = 2,443.82/x
3. Step 3: Cross multiply
   5,216.25x = 7,826.30 × 2,443.82
4. Step 4: Simplify right side
   5,216.25x = 19,126,063.43
5. Step 5: Solve for x
   x = 19,126,063.43/5,216.25
6. Step 6: Final answer
   x = 3,666.63