Finding the Fourth Proportional to 9,082.06, 13,618.84 and 3,815.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,082.06 : 13,618.84 = 3,815.96 : x
2. Step 2: Convert to fraction form
   9,082.06/13,618.84 = 3,815.96/x
3. Step 3: Cross multiply
   9,082.06x = 13,618.84 × 3,815.96
4. Step 4: Simplify right side
   9,082.06x = 51,968,948.69
5. Step 5: Solve for x
   x = 51,968,948.69/9,082.06
6. Step 6: Final answer
   x = 5,722.15