Finding the Fourth Proportional to 13,849.18, 20,761.42 and 5,082.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,849.18 : 20,761.42 = 5,082.06 : x
2. Step 2: Convert to fraction form
   13,849.18/20,761.42 = 5,082.06/x
3. Step 3: Cross multiply
   13,849.18x = 20,761.42 × 5,082.06
4. Step 4: Simplify right side
   13,849.18x = 105,510,782.13
5. Step 5: Solve for x
   x = 105,510,782.13/13,849.18
6. Step 6: Final answer
   x = 7,618.56