Finding the Fourth Proportional to 7,340.82, 10,131.99 and 5,744.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,340.82 : 10,131.99 = 5,744.31 : x
2. Step 2: Convert to fraction form
   7,340.82/10,131.99 = 5,744.31/x
3. Step 3: Cross multiply
   7,340.82x = 10,131.99 × 5,744.31
4. Step 4: Simplify right side
   7,340.82x = 58,201,291.48
5. Step 5: Solve for x
   x = 58,201,291.48/7,340.82
6. Step 6: Final answer
   x = 7,928.45