Finding the Fourth Proportional to 9,836.71, 13,574.32 and 5,360.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,836.71 : 13,574.32 = 5,360.37 : x
2. Step 2: Convert to fraction form
   9,836.71/13,574.32 = 5,360.37/x
3. Step 3: Cross multiply
   9,836.71x = 13,574.32 × 5,360.37
4. Step 4: Simplify right side
   9,836.71x = 72,763,350.90
5. Step 5: Solve for x
   x = 72,763,350.90/9,836.71
6. Step 6: Final answer
   x = 7,397.12