Finding the Fourth Proportional to 5,300.73, 7,310.97 and 3,883.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.73 : 7,310.97 = 3,883.89 : x
2. Step 2: Convert to fraction form
   5,300.73/7,310.97 = 3,883.89/x
3. Step 3: Cross multiply
   5,300.73x = 7,310.97 × 3,883.89
4. Step 4: Simplify right side
   5,300.73x = 28,395,003.27
5. Step 5: Solve for x
   x = 28,395,003.27/5,300.73
6. Step 6: Final answer
   x = 5,356.81