Finding the Fourth Proportional to 5,131.89, 7,701.48 and 2,361.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,131.89 : 7,701.48 = 2,361.69 : x
2. Step 2: Convert to fraction form
   5,131.89/7,701.48 = 2,361.69/x
3. Step 3: Cross multiply
   5,131.89x = 7,701.48 × 2,361.69
4. Step 4: Simplify right side
   5,131.89x = 18,188,508.30
5. Step 5: Solve for x
   x = 18,188,508.30/5,131.89
6. Step 6: Final answer
   x = 3,544.21