Finding the Fourth Proportional to 10,080.82, 13,912.41 and 5,890.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,080.82 : 13,912.41 = 5,890.42 : x
2. Step 2: Convert to fraction form
   10,080.82/13,912.41 = 5,890.42/x
3. Step 3: Cross multiply
   10,080.82x = 13,912.41 × 5,890.42
4. Step 4: Simplify right side
   10,080.82x = 81,949,938.11
5. Step 5: Solve for x
   x = 81,949,938.11/10,080.82
6. Step 6: Final answer
   x = 8,129.29