Finding the Fourth Proportional to 9,837.87, 13,576.27 and 5,361.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,837.87 : 13,576.27 = 5,361.63 : x
2. Step 2: Convert to fraction form
   9,837.87/13,576.27 = 5,361.63/x
3. Step 3: Cross multiply
   9,837.87x = 13,576.27 × 5,361.63
4. Step 4: Simplify right side
   9,837.87x = 72,790,936.52
5. Step 5: Solve for x
   x = 72,790,936.52/9,837.87
6. Step 6: Final answer
   x = 7,399.05