Finding the Fourth Proportional to 7,081.58, 9,772.41 and 3,851.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,081.58 : 9,772.41 = 3,851.31 : x
2. Step 2: Convert to fraction form
   7,081.58/9,772.41 = 3,851.31/x
3. Step 3: Cross multiply
   7,081.58x = 9,772.41 × 3,851.31
4. Step 4: Simplify right side
   7,081.58x = 37,636,609.78
5. Step 5: Solve for x
   x = 37,636,609.78/7,081.58
6. Step 6: Final answer
   x = 5,314.72