Finding the Fourth Proportional to 7,825.82, 10,799.60 and 4,240.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,825.82 : 10,799.60 = 4,240.72 : x
2. Step 2: Convert to fraction form
   7,825.82/10,799.60 = 4,240.72/x
3. Step 3: Cross multiply
   7,825.82x = 10,799.60 × 4,240.72
4. Step 4: Simplify right side
   7,825.82x = 45,798,072.01
5. Step 5: Solve for x
   x = 45,798,072.01/7,825.82
6. Step 6: Final answer
   x = 5,852.18