Finding the Fourth Proportional to 9,835.82, 13,573.49 and 5,857.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,835.82 : 13,573.49 = 5,857.10 : x
2. Step 2: Convert to fraction form
   9,835.82/13,573.49 = 5,857.10/x
3. Step 3: Cross multiply
   9,835.82x = 13,573.49 × 5,857.10
4. Step 4: Simplify right side
   9,835.82x = 79,501,274.97
5. Step 5: Solve for x
   x = 79,501,274.97/9,835.82
6. Step 6: Final answer
   x = 8,082.83