Finding the Fourth Proportional to 5,762.61, 7,949.30 and 3,851.73

Step by Step Solution

1. Step 1: Write the proportion equation
   5,762.61 : 7,949.30 = 3,851.73 : x
2. Step 2: Convert to fraction form
   5,762.61/7,949.30 = 3,851.73/x
3. Step 3: Cross multiply
   5,762.61x = 7,949.30 × 3,851.73
4. Step 4: Simplify right side
   5,762.61x = 30,618,538.03
5. Step 5: Solve for x
   x = 30,618,538.03/5,762.61
6. Step 6: Final answer
   x = 5,313.31