Finding the Fourth Proportional to 5,131.85, 7,083.71 and 3,008.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,131.85 : 7,083.71 = 3,008.04 : x
2. Step 2: Convert to fraction form
   5,131.85/7,083.71 = 3,008.04/x
3. Step 3: Cross multiply
   5,131.85x = 7,083.71 × 3,008.04
4. Step 4: Simplify right side
   5,131.85x = 21,308,067.99
5. Step 5: Solve for x
   x = 21,308,067.99/5,131.85
6. Step 6: Final answer
   x = 4,152.13